258571436

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{409}}^1\times {\mathrm{2591}}^1$

素因数の和:3065

約数の個数: 24

約数和(自身を含む): 461220480

約数和(自身を除く): 202649044

約数列:

[1, 2, 4, 61, 122, 244, 409, 818, 1636, 2591, 5182, 10364, 24949, 49898, 99796, 158051, 316102, 632204, 1059719, 2119438, 4238876, 64642859, 129285718, 258571436]

約数ペア:

[(1, 258571436), (2, 129285718), (4, 64642859), (61, 4238876), (122, 2119438), (244, 1059719), (409, 632204), (818, 316102), (1636, 158051), (2591, 99796), (5182, 49898), (10364, 24949)]