16858595

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 22293792

約数和(自身を除く): 5435197

約数列:

[1, 5, 13, 65, 71, 169, 281, 355, 845, 923, 1405, 3653, 4615, 11999, 18265, 19951, 47489, 59995, 99755, 237445, 259363, 1296815, 3371719, 16858595]

約数ペア:

[(1, 16858595), (5, 3371719), (13, 1296815), (65, 259363), (71, 237445), (169, 99755), (281, 59995), (355, 47489), (845, 19951), (923, 18265), (1405, 11999), (3653, 4615)]