def decide(num):  
    div = set()
    for i in range(1, num):
        if num % i == 0:
            div.add(i)
 
    sum_ = 0
    str_sum = ""
 
    for i in div:
        sum_ += i
    if sum_ == num:
        for i in range(len(div) - 1):
            str_sum += str(div.pop()) + " + "
        str_sum += str(div.pop())
        print(str(num) + " = " + str_sum)
    else :
        print(str(num) + " is NOT perfect.")
 
'''
#혹시나 한번에 입력받아서 한번에 출력하는건지 싶어서도 해본 코드
#이걸로 제출해도 오답이 뜨네요...ㅠ
todef = []
while True:
    num = int(input())
    if num < 2:
        break
    todef.append(num)
 
for i in todef:
    decide(i)
'''
 
while True:
    num = int(input())
    if num == -1:
        break
    decide(num)

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ODEyOAotMQo=

8128
-1