package test;

import java.util.HashSet;
import java.util.Scanner;

public class Main {
    public static void main(String[] args){
       Scanner in = new Scanner(System.in);
       long n = in.nextLong();
       HashSet<String> set = new HashSet<>();
       for(int i = 1; i <= (int)Math.sqrt(n); i++){
           if(n % i == 0){
               set.add(String.valueOf(i) + String.valueOf(n / i));
               set.add(String.valueOf(n / i) + String.valueOf(i));
           }
       }
       System.out.println(set.size());
    }
}