139108528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{668791}}^1$

素因数の和:668812

約数の個数: 20

約数和(自身を含む): 290255728

約数和(自身を除く): 151147200

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 668791, 1337582, 2675164, 5350328, 8694283, 10700656, 17388566, 34777132, 69554264, 139108528]

約数ペア:

[(1, 139108528), (2, 69554264), (4, 34777132), (8, 17388566), (13, 10700656), (16, 8694283), (26, 5350328), (52, 2675164), (104, 1337582), (208, 668791)]