var fi,fo:text;
    phi:array[1..100000]of int64;
    x:array[1..100000]of int64;
    m,i,j,max:longint;
    rez,n:int64;
begin
  assign(fi,'sum.in'); reset(fi);
  assign(fo,'sum.out'); rewrite(fo);
  read(fi,m);
  max:=-maxint;
  for i:=1 to m do
    begin
      read(fi,x[i]);
      if max<x[i] then max:=x[i];
    end;
  for i:=1 to max do
    phi[i]:=i-1;
  for i:=2 to max do
     begin
       j:=i shl 1;
       while j<=max do
         begin
           phi[j]:=phi[j]-phi[i];
           j:=j+i;
         end;
     end;
  for i:=1 to m do
    begin
      rez:=x[i]*(phi[x[i]]) shl 1;
      writeln(fo,rez);
    end;
  close(fi);
  close(fo);
end.