1388336852

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{304193}}^1$

素因数の和:304367

約数の個数: 24

約数和(自身を含む): 2793717696

約数和(自身を除く): 1405380844

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 304193, 608386, 1216772, 2129351, 4258702, 8517404, 49583459, 99166918, 198333836, 347084213, 694168426, 1388336852]

約数ペア:

[(1, 1388336852), (2, 694168426), (4, 347084213), (7, 198333836), (14, 99166918), (28, 49583459), (163, 8517404), (326, 4258702), (652, 2129351), (1141, 1216772), (2282, 608386), (4564, 304193)]