# include <fstream>
# define DIM 100010
using namespace std;
class InputReader {
    public:
        InputReader() {}
        InputReader(const char *file_name) {
            input_file = fopen(file_name, "r");
            cursor = 0;
            fread(buffer, SIZE, 1, input_file);
        }
        inline InputReader &operator >>(int &n) {
            while(buffer[cursor] < '0' || buffer[cursor] > '9') {
                advance();
            }
            n = 0;
            while('0' <= buffer[cursor] && buffer[cursor] <= '9') {
                n = n * 10 + buffer[cursor] - '0';
                advance();
            }
            return *this;
        }
    private:
        FILE *input_file;
        static const int SIZE = 1 << 17;
        int cursor;
        char buffer[SIZE];
        inline void advance() {
            ++ cursor;
            if(cursor == SIZE) {
                cursor = 0;
                fread(buffer, SIZE, 1, input_file);
            }
        }
};
int n,i,j,x;
long long f[DIM];
int main () {
    InputReader fin("sum.in");
    freopen("sum.out","w",stdout);
    for(i=2;i<+DIM-5;i++)
        f[i]=i;
    for(i=2;i<=DIM-5;i++)
        if(f[i]==i)
            for(j=i;j<=DIM-5;j+=i){
                f[j]*=i-1;
                f[j]/=i;
            }
    fin>>n;
    for(i=1;i<=n;i++){
        fin>>x;
        printf("%lld\n",2LL*x*f[x]);
    }
    return 0;
}