289388545

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{5471}}^1$

素因数の和:5696

約数の個数: 16

約数和(自身を含む): 354585600

約数和(自身を除く): 65197055

約数列:

[1, 5, 71, 149, 355, 745, 5471, 10579, 27355, 52895, 388441, 815179, 1942205, 4075895, 57877709, 289388545]

約数ペア:

[(1, 289388545), (5, 57877709), (71, 4075895), (149, 1942205), (355, 815179), (745, 388441), (5471, 52895), (10579, 27355)]