#include <iostream>
#include <vector>
#include <cmath>
using namespace std;
int main() {
    int x, k = 0;
    cin >> x;
    if (x == 1) {
        cout << 1;
        return 0;
    }
    int i = 2;
    for (i; i < sqrt(x); i++) {
        if (x % i == 0) {
            k++;
        }
    }
    if (i == sqrt(x)) {
        cout << (k * 2) + 3;
    }
    else
    cout << (k * 2) + 2;
}