#include <iostream>
using namespace std;
int main()
{
int n; cin >> n;
int arr[n + 1];
int mamad = 2;
int sum = 2;
while ( mamad < n )
{
if ( n % mamad == 0 )
{
arr[mamad] = 1;
mamad ++;
sum += 1;
}
else if ( n % mamad != 0 )
{
mamad ++;
}
}
cout << sum;
return 0;
}