81138081023

素因数分解:

${\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{761}}^1\times {\mathrm{20707}}^1$

素因数の和:21758

約数の個数: 16

約数和(自身を含む): 85840458240

約数和(自身を除く): 4702377217

約数列:

[1, 19, 271, 761, 5149, 14459, 20707, 206231, 393433, 3918389, 5611597, 15758027, 106620343, 299402513, 4270425317, 81138081023]

約数ペア:

[(1, 81138081023), (19, 4270425317), (271, 299402513), (761, 106620343), (5149, 15758027), (14459, 5611597), (20707, 3918389), (206231, 393433)]