Programming & Software Q&A | CollectiveSolver - Recent questions tagged ruby-check-perfect-number https://collectivesolver.com/tag/ruby-check-perfect-number Powered by Question2Answer How to check whether a number is a perfect number in Ruby https://collectivesolver.com/98627/how-to-check-whether-a-number-is-a-perfect-number-in-ruby https://collectivesolver.com/98627/how-to-check-whether-a-number-is-a-perfect-number-in-ruby Fri, 19 Jun 2026 06:43:27 +0000