#include <iostream>

using namespace std;

int main()
{
    int n,in,i,cif,r,a,nr=0;

    cin >> n;
    do
    {
        cif = n%10;
        r=r*10+cif;
        n/=10;
    }
    while (n != 0);

    while(a*a<r)
    {
        if(r%a==0)
        {
            nr += 2;
        }
        a++;
    }
    if (a * a == r)
    {
        nr++;
    }
    cout<<nr;
    return 0;
}