289490785

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{6421}}^1$

素因数の和:6624

約数の個数: 16

約数和(自身を含む): 355110912

約数和(自身を除く): 65620127

約数列:

[1, 5, 71, 127, 355, 635, 6421, 9017, 32105, 45085, 455891, 815467, 2279455, 4077335, 57898157, 289490785]

約数ペア:

[(1, 289490785), (5, 57898157), (71, 4077335), (127, 2279455), (355, 815467), (635, 455891), (6421, 45085), (9017, 32105)]