12520347

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2063}}^1$

素因数の和:2107

約数の個数: 24

約数和(自身を含む): 20276736

約数和(自身を除く): 7756389

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 2063, 6069, 6189, 14441, 35071, 43323, 105213, 245497, 596207, 736491, 1788621, 4173449, 12520347]

約数ペア:

[(1, 12520347), (3, 4173449), (7, 1788621), (17, 736491), (21, 596207), (51, 245497), (119, 105213), (289, 43323), (357, 35071), (867, 14441), (2023, 6189), (2063, 6069)]