139388336

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{122701}}^1$

素因数の和:122780

約数の個数: 20

約数和(自身を含む): 273870864

約数和(自身を除く): 134482528

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 122701, 245402, 490804, 981608, 1963216, 8711771, 17423542, 34847084, 69694168, 139388336]

約数ペア:

[(1, 139388336), (2, 69694168), (4, 34847084), (8, 17423542), (16, 8711771), (71, 1963216), (142, 981608), (284, 490804), (568, 245402), (1136, 122701)]