640955266

素因数分解:

$2^1\times 7^1\times {\mathrm{2087}}^1\times {\mathrm{21937}}^1$

素因数の和:24033

約数の個数: 16

約数和(自身を含む): 1099357056

約数和(自身を除く): 458401790

約数列:

[1, 2, 7, 14, 2087, 4174, 14609, 21937, 29218, 43874, 153559, 307118, 45782519, 91565038, 320477633, 640955266]

約数ペア:

[(1, 640955266), (2, 320477633), (7, 91565038), (14, 45782519), (2087, 307118), (4174, 153559), (14609, 43874), (21937, 29218)]