16998615

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2087}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 29641248

約数和(自身を除く): 12642633

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2087, 2715, 6261, 8145, 10435, 18783, 31305, 93915, 377747, 1133241, 1888735, 3399723, 5666205, 16998615]

約数ペア:

[(1, 16998615), (3, 5666205), (5, 3399723), (9, 1888735), (15, 1133241), (45, 377747), (181, 93915), (543, 31305), (905, 18783), (1629, 10435), (2087, 8145), (2715, 6261)]