perfectNumber

//15 EXERCISE: FUNCTIONS/08. Perfect Number.js
perfectNumber = (num) => {
  'use strict'

  let arr = []
  for (let i = 1, j = 0; i < num; i++)
    if (num % i === 0) {
      arr[j] = i
      j++
    }

  let sum = 0
  for (let i = 0; i < arr.length; i++)
    sum += arr[i]

  if (sum === num)
    console.log('We have a perfect number!')
  else
    console.log('It\'s not so perfect.')
}
perfectNumber(6)