16345845

素因数分解:

$3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{809}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 28431000

約数和(自身を除く): 12085155

約数列:

[1, 3, 5, 9, 15, 45, 449, 809, 1347, 2245, 2427, 4041, 4045, 6735, 7281, 12135, 20205, 36405, 363241, 1089723, 1816205, 3269169, 5448615, 16345845]

約数ペア:

[(1, 16345845), (3, 5448615), (5, 3269169), (9, 1816205), (15, 1089723), (45, 363241), (449, 36405), (809, 20205), (1347, 12135), (2245, 7281), (2427, 6735), (4041, 4045)]