题解 | 质数因子
质数因子
https://www.nowcoder.com/practice/196534628ca6490ebce2e336b47b3607
import math
num = int(input())
for i in range(2,int(math.sqrt(num))+1):
while num % i == 0:
print(i,end=' ')
num = num // i
if num >2:
print(num)
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