31740507

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 48484800

約数和(自身を除く): 16744293

約数列:

[1, 3, 9, 19, 57, 171, 419, 443, 1257, 1329, 3771, 3987, 7961, 8417, 23883, 25251, 71649, 75753, 185617, 556851, 1670553, 3526723, 10580169, 31740507]

約数ペア:

[(1, 31740507), (3, 10580169), (9, 3526723), (19, 1670553), (57, 556851), (171, 185617), (419, 75753), (443, 71649), (1257, 25251), (1329, 23883), (3771, 8417), (3987, 7961)]