31215696447

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1431847}}^1$

素因数の和:1431919

約数の個数: 24

約数和(自身を含む): 46116960384

約数和(自身を除く): 14901263937

約数列:

[1, 3, 13, 39, 43, 129, 169, 507, 559, 1677, 7267, 21801, 1431847, 4295541, 18614011, 55842033, 61569421, 184708263, 241982143, 725946429, 800402473, 2401207419, 10405232149, 31215696447]

約数ペア:

[(1, 31215696447), (3, 10405232149), (13, 2401207419), (39, 800402473), (43, 725946429), (129, 241982143), (169, 184708263), (507, 61569421), (559, 55842033), (1677, 18614011), (7267, 4295541), (21801, 1431847)]