1280606365

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{911}}^1\times {\mathrm{14797}}^1$

素因数の和:15732

約数の個数: 16

約数和(自身を含む): 1619493120

約数和(自身を除く): 338886755

約数列:

[1, 5, 19, 95, 911, 4555, 14797, 17309, 73985, 86545, 281143, 1405715, 13480067, 67400335, 256121273, 1280606365]

約数ペア:

[(1, 1280606365), (5, 256121273), (19, 67400335), (95, 13480067), (911, 1405715), (4555, 281143), (14797, 86545), (17309, 73985)]