208731404

素因数分解:

$2^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{12161}}^1$

素因数の和:12785

約数の個数: 24

約数和(自身を含む): 418178208

約数和(自身を除く): 209446804

約数列:

[1, 2, 4, 7, 14, 28, 613, 1226, 2452, 4291, 8582, 12161, 17164, 24322, 48644, 85127, 170254, 340508, 7454693, 14909386, 29818772, 52182851, 104365702, 208731404]

約数ペア:

[(1, 208731404), (2, 104365702), (4, 52182851), (7, 29818772), (14, 14909386), (28, 7454693), (613, 340508), (1226, 170254), (2452, 85127), (4291, 48644), (8582, 24322), (12161, 17164)]