'A perfect number is the sum of all of these except itself; for example, 28 is the sum of 1, 2, 4, 7 & 14'
Its factors
MATH TERMS: A perfect number is the sum of all of these except itself; for example, 28 is the sum of 1, 2, 4, 7 & 14
A perfect number is the sum of all of these except itself; for example, 28 is the sum of 1, 2, 4, 7 & 14
A perfect number is the sum of all of these except itself; for example, 28 is the sum of 1, 2, 4, 7 & 14
MATH TERMS
Its factors
MATH TERMS