81120046

素因数分解:

$2^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{33493}}^1$

素因数の和:33675

約数の個数: 16

約数和(自身を含む): 139870944

約数和(自身を除く): 58750898

約数列:

[1, 2, 7, 14, 173, 346, 1211, 2422, 33493, 66986, 234451, 468902, 5794289, 11588578, 40560023, 81120046]

約数ペア:

[(1, 81120046), (2, 40560023), (7, 11588578), (14, 5794289), (173, 468902), (346, 234451), (1211, 66986), (2422, 33493)]