128537965

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1\times {\mathrm{809}}^1$

素因数の和:1596

約数の個数: 16

約数和(自身を含む): 158241600

約数和(自身を除く): 29703635

約数列:

[1, 5, 43, 215, 739, 809, 3695, 4045, 31777, 34787, 158885, 173935, 597851, 2989255, 25707593, 128537965]

約数ペア:

[(1, 128537965), (5, 25707593), (43, 2989255), (215, 597851), (739, 173935), (809, 158885), (3695, 34787), (4045, 31777)]