프로그래머스: 약수의 합

import java.util.*;

class Solution {
    public int solution(int n) {
        int answer = 0;
        
        for (int i=1; i<=n; i++) {
            if (n % i == 0) {
                answer += i;
            }
        }
        return answer; 
    }
    public static void main(String[] args) {
        int n = 12;
        Solution sol = new Solution();
        int result = sol.solution(n);
        
        System.out.print(result);
        
    }
}