81858238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{531547}}^1$

素因数の和:531567

約数の個数: 16

約数和(自身を含む): 153085824

約数和(自身を除く): 71227586

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 531547, 1063094, 3720829, 5847017, 7441658, 11694034, 40929119, 81858238]

約数ペア:

[(1, 81858238), (2, 40929119), (7, 11694034), (11, 7441658), (14, 5847017), (22, 3720829), (77, 1063094), (154, 531547)]