import java.util.Scanner;
public class chapt3 {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
System.out.println("Enter number:");
int n1 = input.nextInt();
int d = 2; //d為因子
int s = 1;   
while(d<=n1){
if(n1%d==0){
System.out.println("這個數的因子："+d);
s=n1/d; //s為商
n1=s;   //重新賦值
continue;
}

d++;
}

}

}