Factors / Factors of 53

Factors of 53

1, 53

53 is prime: only factor pair is (1, 53), confirmed by trial division up to √53 ≈ 7.3 turning up nothing else. 53's full pair list is (1, 53), for 2 divisors in total. 53's divisors other than 53 itself sum to just 1, 52 below 53: the common deficient case. 53 is odd, digit sum 8 for 53; none of 2-12 divide 53 evenly. 53 has 2 divisors; 52 has 6 and 54 has 8, so 54 wins here. 53 divided by its largest divisor, 1, gives 53.