81387619391

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2128727}}^1$

素因数の和:2128930

約数の個数: 16

約数和(自身を含む): 93340465344

約数和(自身を除く): 11952845953

約数列:

[1, 13, 17, 173, 221, 2249, 2941, 38233, 2128727, 27673451, 36188359, 368269771, 470448667, 4787507023, 6260586107, 81387619391]

約数ペア:

[(1, 81387619391), (13, 6260586107), (17, 4787507023), (173, 470448667), (221, 368269771), (2249, 36188359), (2941, 27673451), (38233, 2128727)]