Question

a number n is said to be perfect if the sum of all its divisions (excluding n itself) is equal to n. an example of perfect no. is ?​

Answer 1

Answer:

Hope this Helps.....

Step-by-step explanation:

A number n is called perfect if the sum of all its divisors (except for n itself) is n.

eg:- 6 is perfect because the divisors of 6 (besides 6) are 1, 2 and 3; and 1+2+3 = 6.

Also, 28 is perfect because the divisors of 28 (besides 28) are 1, 2, 4, 7 and 14 and 1+2+4+7+14 = 28