In c#

An integer is said to be a perfect number if the sum of its factors, including 1 (but not the number itself), is equal to the number. For example, 6 is a perfect number because: 6 = 1 + 2 + 3 Write a function Perfect that determines whether the parameter number is a perfect number. Use this function in a program that determines and prints all the perfect numbers between 1 and 1,000