16657065

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2663}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 29090880

約数和(自身を除く): 12433815

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 2663, 6255, 7989, 13315, 23967, 39945, 119835, 370157, 1110471, 1850785, 3331413, 5552355, 16657065]

約数ペア:

[(1, 16657065), (3, 5552355), (5, 3331413), (9, 1850785), (15, 1110471), (45, 370157), (139, 119835), (417, 39945), (695, 23967), (1251, 13315), (2085, 7989), (2663, 6255)]