157545

素因数分解:

$3^4\times 5^1\times {\mathrm{389}}^1$

素因数の和:406

約数の個数: 20

約数和(自身を含む): 283140

約数和(自身を除く): 125595

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 389, 405, 1167, 1945, 3501, 5835, 10503, 17505, 31509, 52515, 157545]

約数ペア:

[(1, 157545), (3, 52515), (5, 31509), (9, 17505), (15, 10503), (27, 5835), (45, 3501), (81, 1945), (135, 1167), (389, 405)]