259132491

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{1013}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 383965296

約数和(自身を除く): 124832805

約数列:

[1, 3, 9, 43, 129, 387, 661, 1013, 1983, 3039, 5949, 9117, 28423, 43559, 85269, 130677, 255807, 392031, 669593, 2008779, 6026337, 28792499, 86377497, 259132491]

約数ペア:

[(1, 259132491), (3, 86377497), (9, 28792499), (43, 6026337), (129, 2008779), (387, 669593), (661, 392031), (1013, 255807), (1983, 130677), (3039, 85269), (5949, 43559), (9117, 28423)]