259825154

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1\times {\mathrm{2003}}^1$

素因数の和:2905

約数の個数: 16

約数和(自身を含む): 395349120

約数和(自身を除く): 135523966

約数列:

[1, 2, 79, 158, 821, 1642, 2003, 4006, 64859, 129718, 158237, 316474, 1644463, 3288926, 129912577, 259825154]

約数ペア:

[(1, 259825154), (2, 129912577), (79, 3288926), (158, 1644463), (821, 316474), (1642, 158237), (2003, 129718), (4006, 64859)]