#include "bits/stdc++.h"

using namespace std;

using ll = long long int;
using ld = long double;

using pii = pair<int, int>;
using pll = pair<ll, ll>;
using pdd = pair<double, double>;
using vi = vector<int>;
using vvi = vector<vi>;
using vvvi = vector<vvi>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vvvl = vector<vvl>;
using vd = vector<double>;
using vvd = vector<vd>;
using vs = vector<string>;
using vb = vector<bool>;
using vvb = vector<vb>;

const int INF = (1 << 30) - 1;
const ll INF64 = ((ll)1 << 62) - 1;
const double PI = 3.1415926535897932384626433832795;

const int dx[] = { 0, 1, 0, -1 };
const int dy[] = { -1, 0, 1, 0 };

int gcd(int x, int y) { return y ? gcd(y, x % y) : x; }
ll gcd(ll x, ll y) { return y ? gcd(y, x % y) : x; }


int main() {
	ios::sync_with_stdio(false);
	cin.tie(0);

	ll n;
	cin >> n;

	vl vec;
	for (ll i = 1; i * i <= n; i++) {
		if (n % i == 0) {
			vec.push_back(i);
			if (i * i != n) {
				vec.push_back(n / i);
			}
		}
	}

	set<string>se;
	for (auto value : vec) {
		se.insert(to_string(value) + to_string(n / value));
	}

	cout << se.size() << endl;
	return 0;
}