#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 5;
const int mod = 998244353;
long long b;
int ct, cnt[100];
int main() {
  cin >> b;
  for (int i = 2; 1ll * i * i <= b; i++) {
    if (b % i) continue;
    ct++;
    while (b % i == 0) cnt[ct]++, b /= i;
  }
  if (b != 1) cnt[++ct] = 1;
  long long ans = 1;
  for (int i = (1); i < (ct + 1); i++) ans = ans * (1 + cnt[i]);
  printf("%lld\n", ans);
  return 0;
}
