389661201

素因数分解:

$3^2\times {\mathrm{191}}^1\times {\mathrm{419}}^1\times {\mathrm{541}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 568189440

約数和(自身を除く): 178528239

約数列:

[1, 3, 9, 191, 419, 541, 573, 1257, 1623, 1719, 3771, 4869, 80029, 103331, 226679, 240087, 309993, 680037, 720261, 929979, 2040111, 43295689, 129887067, 389661201]

約数ペア:

[(1, 389661201), (3, 129887067), (9, 43295689), (191, 2040111), (419, 929979), (541, 720261), (573, 680037), (1257, 309993), (1623, 240087), (1719, 226679), (3771, 103331), (4869, 80029)]