31942459917

素因数分解:

$3^4\times {\mathrm{1511}}^1\times {\mathrm{260987}}^1$

素因数の和:262510

約数の個数: 20

約数和(自身を含む): 47748276576

約数和(自身を除く): 15805816659

約数列:

[1, 3, 9, 27, 81, 1511, 4533, 13599, 40797, 122391, 260987, 782961, 2348883, 7046649, 21139947, 394351357, 1183054071, 3549162213, 10647486639, 31942459917]

約数ペア:

[(1, 31942459917), (3, 10647486639), (9, 3549162213), (27, 1183054071), (81, 394351357), (1511, 21139947), (4533, 7046649), (13599, 2348883), (40797, 782961), (122391, 260987)]