题解 | #质数因子# 经典双循环题解，CS260接触过

const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

void async function () {
    // Write your code here
    const line = await readline()
    let num = parseInt(line)
    let res = [];
    for(let i = 2; i*i<=num; i++){
        while(num%i === 0){
            res.push(i);
            num /= i;
        }
    }
    if(num > 1) res.push(num);
    console.log(res.join(' ').trim())
}()