用C++实现求正整数所有因数和的程序

```cpp #include <iostream> using namespace std; int main() { int n; cin >> n; int sum = 0; // 遍历从1到n的所有数 for (int i = 1; i <= n; i++) { if (n % i == 0) { sum += i; } } cout << sum << endl; return 0; } ``` ######[AI问答 | 126点数解答 | 2026-04-18 20:45:43]