#include <iostream>
#include <set>
#include <string>
#include <utility>
#include <vector>
using namespace std;

int main() {
	long N;
	cin >> N;
	long i;
	vector<pair<long, long>> tmp1;
	set<string> tmp2;
	for (i = 1; i * i < N; ++i) {
		if (N % i == 0) {
			tmp1.push_back(make_pair(i, N / i));
			tmp2.insert(to_string(i) + to_string(N / i));
		}
	}
	for (pair<long, long>& i : tmp1) {
		tmp2.insert(to_string(i.second) + to_string(i.first));
	}
	if (N % (i * i) == 0) cout << tmp2.size() + 1;
	else cout << tmp2.size();
}