Factors / Factors of 541

Factors of 541

1, 541

541 is prime: only factor pair is (1, 541), confirmed by trial division up to √541 ≈ 23.3 turning up nothing else. 541's full pair list is (1, 541), for 2 divisors in total. 541's divisors other than 541 itself sum to just 1, 540 below 541: the common deficient case. 541 is odd, digit sum 10 for 541; none of 2-12 divide 541 evenly. 541 has 2 divisors; 540 has 24 and 542 has 4, so 540 wins here. 541 divided by its largest divisor, 1, gives 541.