java一個數分解的質因數java

import java.util.Scanner;

/**
 * Created by Admin on 2017/3/18.
 */
public class Test01 {
    public static void main(String[] args) {
        Scanner scan=new Scanner(System.in);
        int i,n;
        n=scan.nextInt();
        System.out.print(n+"=");
        for (i=2;i<=n;i++){
            while (n!=i){
                if(n%i==0) {
                    n = n / i;
                    System.out.print(i+"*");
                }
                else break;;
            }
        }
        System.out.println(n);
    }
}

 

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