A perfect number is a number that is equal to the sum of its proper divisors, such as 28.
✓ TRUE FACT
For 28, the proper divisors are 1, 2, 4, 7, 14, and they sum to 28. The first few perfect numbers are 6, 28, 496, 8128, and they grow rapidly—by the time you reach the 8th, you’re into tens of millions of digits.
🤯 "A perfect number is a number that is equal to the sum of its proper divisors, such as 28 — perfection defined through math, not personality."