81120074

素因数分解:

$2^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{11801}}^1$

素因数の和:12301

約数の個数: 16

約数和(自身を含む): 139358016

約数和(自身を除く): 58237942

約数列:

[1, 2, 7, 14, 491, 982, 3437, 6874, 11801, 23602, 82607, 165214, 5794291, 11588582, 40560037, 81120074]

約数ペア:

[(1, 81120074), (2, 40560037), (7, 11588582), (14, 5794291), (491, 165214), (982, 82607), (3437, 23602), (6874, 11801)]