#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  long long b;
  cin >> b;
  map<long long, long long> m;
  long long s = 1;
  for (long long i = 2; i * i <= b; i++) {
    while (b % i == 0) {
      if (m.find(i) == m.end())
        m[i] = 1;
      else
        m[i]++;
      b /= i;
    }
  }
  if (b != 1) {
    if (m.find(b) == m.end())
      m[b] = 1;
    else
      m[b]++;
  }
  for (auto i = m.begin(); i != m.end(); i++) {
    s *= (i->second) + 1;
  }
  cout << s;
  return 0;
}
