518661

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 36

約数和(自身を含む): 913536

約数和(自身を除く): 394875

約数列:

[1, 3, 9, 11, 13, 31, 33, 39, 93, 99, 117, 143, 169, 279, 341, 403, 429, 507, 1023, 1209, 1287, 1521, 1859, 3069, 3627, 4433, 5239, 5577, 13299, 15717, 16731, 39897, 47151, 57629, 172887, 518661]

約数ペア:

[(1, 518661), (3, 172887), (9, 57629), (11, 47151), (13, 39897), (31, 16731), (33, 15717), (39, 13299), (93, 5577), (99, 5239), (117, 4433), (143, 3627), (169, 3069), (279, 1859), (341, 1521), (403, 1287), (429, 1209), (507, 1023)]