8990631

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 14730768

約数和(自身を除く): 5740137

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 169, 207, 257, 299, 507, 771, 897, 1521, 2313, 2691, 3341, 3887, 5911, 10023, 11661, 17733, 30069, 34983, 43433, 53199, 76843, 130299, 230529, 390897, 691587, 998959, 2996877, 8990631]

約数ペア:

[(1, 8990631), (3, 2996877), (9, 998959), (13, 691587), (23, 390897), (39, 230529), (69, 130299), (117, 76843), (169, 53199), (207, 43433), (257, 34983), (299, 30069), (507, 17733), (771, 11661), (897, 10023), (1521, 5911), (2313, 3887), (2691, 3341)]