81721288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{928651}}^1$

素因数の和:928668

約数の個数: 16

約数和(自身を含む): 167157360

約数和(自身を除く): 85436072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 928651, 1857302, 3714604, 7429208, 10215161, 20430322, 40860644, 81721288]

約数ペア:

[(1, 81721288), (2, 40860644), (4, 20430322), (8, 10215161), (11, 7429208), (22, 3714604), (44, 1857302), (88, 928651)]