129489668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{420421}}^1$

素因数の和:420443

約数の個数: 24

約数和(自身を含む): 282523584

約数和(自身を除く): 153033916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 420421, 840842, 1681684, 2942947, 4624631, 5885894, 9249262, 11771788, 18498524, 32372417, 64744834, 129489668]

約数ペア:

[(1, 129489668), (2, 64744834), (4, 32372417), (7, 18498524), (11, 11771788), (14, 9249262), (22, 5885894), (28, 4624631), (44, 2942947), (77, 1681684), (154, 840842), (308, 420421)]