87565491

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{57571}}^1$

素因数の和:57603

約数の個数: 18

約数和(自身を含む): 136963788

約数和(自身を除く): 49398297

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 57571, 172713, 518139, 748423, 2245269, 6735807, 9729499, 29188497, 87565491]

約数ペア:

[(1, 87565491), (3, 29188497), (9, 9729499), (13, 6735807), (39, 2245269), (117, 748423), (169, 518139), (507, 172713), (1521, 57571)]