67256505

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87917}}^1$

素因数の和:87945

約数の個数: 24

約数和(自身を含む): 123436872

約数和(自身を除く): 56180367

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 87917, 263751, 439585, 791253, 1318755, 1494589, 3956265, 4483767, 7472945, 13451301, 22418835, 67256505]

約数ペア:

[(1, 67256505), (3, 22418835), (5, 13451301), (9, 7472945), (15, 4483767), (17, 3956265), (45, 1494589), (51, 1318755), (85, 791253), (153, 439585), (255, 263751), (765, 87917)]