Determine if input is a perfect number - MATLAB Cody - MATLAB Central

Problem 1012. Determine if input is a perfect number

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A perfect number occurs whent the sum of all divisors of a positive integer, except the number itself, equals the number.
Example
28 = 1 + 2 + 4 + 7 + 14;
so return true
10 ~= 1 + 2 + 5
so return false
Solve

Solution Stats

48.87% Correct | 51.13% Incorrect
Last Solution submitted on Jun 16, 2025

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mod sum perfect

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