428568009

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1\times {\mathrm{1289}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 605515680

約数和(自身を除く): 176947671

約数列:

[1, 3, 19, 57, 307, 361, 921, 1083, 1289, 3867, 5833, 17499, 24491, 73473, 110827, 332481, 395723, 465329, 1187169, 1395987, 7518737, 22556211, 142856003, 428568009]

約数ペア:

[(1, 428568009), (3, 142856003), (19, 22556211), (57, 7518737), (307, 1395987), (361, 1187169), (921, 465329), (1083, 395723), (1289, 332481), (3867, 110827), (5833, 73473), (17499, 24491)]