289715456

素因数分解:

$2^8\times {\mathrm{1131701}}^1$

素因数の和:1131717

約数の個数: 18

約数和(自身を含む): 578299722

約数和(自身を除く): 288584266

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1131701, 2263402, 4526804, 9053608, 18107216, 36214432, 72428864, 144857728, 289715456]

約数ペア:

[(1, 289715456), (2, 144857728), (4, 72428864), (8, 36214432), (16, 18107216), (32, 9053608), (64, 4526804), (128, 2263402), (256, 1131701)]