package user_id;

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

public class UserId02 {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		long N = sc.nextLong();
		Set<String> X = new HashSet<>();

		for(long i = 1; i <= Math.sqrt(N); i++) {
			if(N % i == 0) {
				X.add(i + "" + (N / i));
				X.add((N / i) + "" + i);
			}
		}
		System.out.println(X.size());
//		sc.close();
	}
}