128281016

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{149861}}^1$

素因数の和:149974

約数の個数: 16

約数和(自身を含む): 242776440

約数和(自身を除く): 114495424

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 149861, 299722, 599444, 1198888, 16035127, 32070254, 64140508, 128281016]

約数ペア:

[(1, 128281016), (2, 64140508), (4, 32070254), (8, 16035127), (107, 1198888), (214, 599444), (428, 299722), (856, 149861)]