Question

if the sum of all factors of a number except itself is equal to the number to
number is a:
A) Prime number
B) Composite number
C) Co-prime number
D) Perfect number​

Answer 1

Answer:

D

Step-by-step explanation:

example is 6

factors of 6 are 1,2,3

1+2+3=6

6,28,496 and 8128 are perfect numbers