388529817

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{18691}}^1$

素因数の和:18761

約数の個数: 24

約数和(自身を含む): 574666848

約数和(自身を除く): 186137031

約数列:

[1, 3, 13, 39, 41, 123, 169, 507, 533, 1599, 6929, 18691, 20787, 56073, 242983, 728949, 766331, 2298993, 3158779, 9476337, 9962303, 29886909, 129509939, 388529817]

約数ペア:

[(1, 388529817), (3, 129509939), (13, 29886909), (39, 9962303), (41, 9476337), (123, 3158779), (169, 2298993), (507, 766331), (533, 728949), (1599, 242983), (6929, 56073), (18691, 20787)]