290415872

素因数分解:

$2^8\times {\mathrm{1134437}}^1$

素因数の和:1134453

約数の個数: 18

約数和(自身を含む): 579697818

約数和(自身を除く): 289281946

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1134437, 2268874, 4537748, 9075496, 18150992, 36301984, 72603968, 145207936, 290415872]

約数ペア:

[(1, 290415872), (2, 145207936), (4, 72603968), (8, 36301984), (16, 18150992), (32, 9075496), (64, 4537748), (128, 2268874), (256, 1134437)]