289178838

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1235807}}^1$

素因数の和:1235828

約数の個数: 24

約数和(自身を含む): 674751168

約数和(自身を除く): 385572330

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1235807, 2471614, 3707421, 7414842, 11122263, 16065491, 22244526, 32130982, 48196473, 96392946, 144589419, 289178838]

約数ペア:

[(1, 289178838), (2, 144589419), (3, 96392946), (6, 48196473), (9, 32130982), (13, 22244526), (18, 16065491), (26, 11122263), (39, 7414842), (78, 3707421), (117, 2471614), (234, 1235807)]