约数求和 2014/11/18 36272 清华大佬耗费三个月吐血整理的几百G的资源,免费分享!....>>> def divisors(n) sumOfDivisors=0 i=1 while i<n if n%i==0 divisor=i sumOfDivisors=sumOfDivisors+divisor end i=i+1 end puts "The sum of divisors is "+sumOfDivisors.to_s end