13509621

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 20367360

約数和(自身を除く): 6857739

約数列:

[1, 3, 9, 29, 87, 191, 261, 271, 573, 813, 1719, 2439, 5539, 7859, 16617, 23577, 49851, 51761, 70731, 155283, 465849, 1501069, 4503207, 13509621]

約数ペア:

[(1, 13509621), (3, 4503207), (9, 1501069), (29, 465849), (87, 155283), (191, 70731), (261, 51761), (271, 49851), (573, 23577), (813, 16617), (1719, 7859), (2439, 5539)]