247489876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{6959}}^1$

素因数の和:7503

約数の個数: 24

約数和(自身を含む): 459527040

約数和(自身を除く): 212037164

約数列:

[1, 2, 4, 17, 34, 68, 523, 1046, 2092, 6959, 8891, 13918, 17782, 27836, 35564, 118303, 236606, 473212, 3639557, 7279114, 14558228, 61872469, 123744938, 247489876]

約数ペア:

[(1, 247489876), (2, 123744938), (4, 61872469), (17, 14558228), (34, 7279114), (68, 3639557), (523, 473212), (1046, 236606), (2092, 118303), (6959, 35564), (8891, 27836), (13918, 17782)]