Question

Write a program to accept any positive integer having three or more number of digits and find and print the sum of all its factors excluding the number itself.

Answer 1

Explanation:

Input : n = 30

Output : 72

Dividers sum 1 + 2 + 3 + 5 + 6 +

10 + 15 + 30 = 72

Input : n = 15

Output : 24

Dividers sum 1 + 3 + 5 + 15 = 24