258816177

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{3037}}^1$

素因数の和:3617

約数の個数: 24

約数和(自身を含む): 396677736

約数和(自身を除く): 137861559

約数列:

[1, 3, 9, 17, 51, 153, 557, 1671, 3037, 5013, 9111, 9469, 27333, 28407, 51629, 85221, 154887, 464661, 1691609, 5074827, 15224481, 28757353, 86272059, 258816177]

約数ペア:

[(1, 258816177), (3, 86272059), (9, 28757353), (17, 15224481), (51, 5074827), (153, 1691609), (557, 464661), (1671, 154887), (3037, 85221), (5013, 51629), (9111, 28407), (9469, 27333)]