30989835

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23747}}^1$

素因数の和:23787

約数の個数: 24

約数和(自身を含む): 55570320

約数和(自身を除く): 24580485

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 23747, 71241, 118735, 213723, 356205, 688663, 1068615, 2065989, 3443315, 6197967, 10329945, 30989835]

約数ペア:

[(1, 30989835), (3, 10329945), (5, 6197967), (9, 3443315), (15, 2065989), (29, 1068615), (45, 688663), (87, 356205), (145, 213723), (261, 118735), (435, 71241), (1305, 23747)]