222373755

素因数分解:

$3^4\times 5^1\times {\mathrm{549071}}^1$

素因数の和:549088

約数の個数: 20

約数和(自身を含む): 398626272

約数和(自身を除く): 176252517

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 549071, 1647213, 2745355, 4941639, 8236065, 14824917, 24708195, 44474751, 74124585, 222373755]

約数ペア:

[(1, 222373755), (3, 74124585), (5, 44474751), (9, 24708195), (15, 14824917), (27, 8236065), (45, 4941639), (81, 2745355), (135, 1647213), (405, 549071)]