#include <iostream>
using namespace std;
int main(){
	int n;
    cin >> n;
    int b = 1;
    for (int i = 2;i * i<=n;i++){
    	if(n%i == 0){
        	b = i;
            
        }
    }
    cout << n / b;
    return 0;
}***~~
```cpp
加粗文本[链接描述](
| ![url](https://attach.acgo.cn/picture/c259aa4d54e547eaa8ec4a02a36331d2.jpg) |  |
|---|---|
|  |  |)
```
~~***

质因数

答案

#include <iostream>
using namespace std;
int main(){
int n;
cin >> n;
int b = 1;
for (int i = 2;i * i<=n;i++){
if(n%i ==