138833361

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{21943}}^1$

素因数の和:22005

約数の個数: 24

約数和(自身を含む): 216806720

約数和(自身を除く): 77973359

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 21943, 65829, 197487, 416917, 811891, 1250751, 2435673, 3752253, 7307019, 15425929, 46277787, 138833361]

約数ペア:

[(1, 138833361), (3, 46277787), (9, 15425929), (19, 7307019), (37, 3752253), (57, 2435673), (111, 1250751), (171, 811891), (333, 416917), (703, 197487), (2109, 65829), (6327, 21943)]