817794021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{195131}}^1$

素因数の和:195272

約数の個数: 16

約数和(自身を含む): 1198891008

約数和(自身を除く): 381096987

約数列:

[1, 3, 11, 33, 127, 381, 1397, 4191, 195131, 585393, 2146441, 6439323, 24781637, 74344911, 272598007, 817794021]

約数ペア:

[(1, 817794021), (3, 272598007), (11, 74344911), (33, 24781637), (127, 6439323), (381, 2146441), (1397, 585393), (4191, 195131)]