#include <bits/stdc++.h>
using namespace std;

long long gcd(long long x, long long y)
{
    if (y == 0)
        return x;
    return gcd(y, x % y);
}

long long lcm(long long x, long long y)
{
    if (x == 0 || y == 0)
        return 0;
    return x / gcd(x, y) * y;
}

int main()
{
    int n;
    cin >> n;
    set<string> s;
    for (int i = 1; i <= n; i++)
    {
        if (n % i == 0)
            s.insert(to_string(i) + to_string(n / i));
    }
    cout << s.size() << endl;
}