L = [1 for i in range(1000001)]
L[0] = 0
L[1] = 0
plist = []
for i in range(1000001):
	if L[i] == 1:
		plist.append(i)
		c = 2
		while True:
			if i * c <= 1000000:
				L[i * c] = 0
				c += 1
			else:
				break

print(plist)

M = int(input())
j = "NO"
a, b = 1, M
for i in plist:
	if M % i == 0:
		a, b = i, int(M // i)
		break

print(a, b)