68653456

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{99787}}^1$

素因数の和:99838

約数の個数: 20

約数和(自身を含む): 136110832

約数和(自身を除く): 67457376

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 99787, 199574, 399148, 798296, 1596592, 4290841, 8581682, 17163364, 34326728, 68653456]

約数ペア:

[(1, 68653456), (2, 34326728), (4, 17163364), (8, 8581682), (16, 4290841), (43, 1596592), (86, 798296), (172, 399148), (344, 199574), (688, 99787)]