16180785

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3491}}^1$

素因数の和:3605

約数の個数: 24

約数和(自身を含む): 28327104

約数和(自身を除く): 12146319

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 3491, 4635, 10473, 17455, 31419, 52365, 157095, 359573, 1078719, 1797865, 3236157, 5393595, 16180785]

約数ペア:

[(1, 16180785), (3, 5393595), (5, 3236157), (9, 1797865), (15, 1078719), (45, 359573), (103, 157095), (309, 52365), (515, 31419), (927, 17455), (1545, 10473), (3491, 4635)]