#include <bits/stdc++.h>
using namespace std;
int main() {
    long long int n=0;
    cin>>n;
    int counter=0;
    for (long long int i = 1; i<=n/2; i++) {
        if (n % i == 0) {
            counter++;
        }
    }
    cout<<counter+1<<"\n";
    return 0;
}