package m.shin;
import java.util.HashSet;
import java.util.Scanner;
public class Con537 {

	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		int n = s.nextInt();
		s.close();

		HashSet<String> id = new HashSet<>();
		for(int i = 1;i <= Math.sqrt(n);i++){
			if(n % i == 0){
				String a = Integer.toString(i);
				String b = Integer.toString(n / i);
				id.add(a.concat(b));
				id.add(b.concat(a));
			}
		}
		System.out.println(id.size());

	}

}