81849728

素因数分解:

$2^7\times {\mathrm{639451}}^1$

素因数の和:639465

約数の個数: 16

約数和(自身を含む): 163060260

約数和(自身を除く): 81210532

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 639451, 1278902, 2557804, 5115608, 10231216, 20462432, 40924864, 81849728]

約数ペア:

[(1, 81849728), (2, 40924864), (4, 20462432), (8, 10231216), (16, 5115608), (32, 2557804), (64, 1278902), (128, 639451)]