399955024

素因数分解:

$2^4\times 7^1\times {\mathrm{1129}}^1\times {\mathrm{3163}}^1$

素因数の和:4307

約数の個数: 40

約数和(自身を含む): 886679360

約数和(自身を除く): 486724336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1129, 2258, 3163, 4516, 6326, 7903, 9032, 12652, 15806, 18064, 22141, 25304, 31612, 44282, 50608, 63224, 88564, 126448, 177128, 354256, 3571027, 7142054, 14284108, 24997189, 28568216, 49994378, 57136432, 99988756, 199977512, 399955024]

約数ペア:

[(1, 399955024), (2, 199977512), (4, 99988756), (7, 57136432), (8, 49994378), (14, 28568216), (16, 24997189), (28, 14284108), (56, 7142054), (112, 3571027), (1129, 354256), (2258, 177128), (3163, 126448), (4516, 88564), (6326, 63224), (7903, 50608), (9032, 44282), (12652, 31612), (15806, 25304), (18064, 22141)]