82857087

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{23789}}^1$

素因数の和:23844

約数の個数: 20

約数和(自身を含む): 126657960

約数和(自身を除く): 43800873

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 23789, 71367, 214101, 642303, 1022927, 1926909, 3068781, 9206343, 27619029, 82857087]

約数ペア:

[(1, 82857087), (3, 27619029), (9, 9206343), (27, 3068781), (43, 1926909), (81, 1022927), (129, 642303), (387, 214101), (1161, 71367), (3483, 23789)]