139290416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{1049}}^1$

素因数の和:1293

約数の個数: 40

約数和(自身を含む): 277846800

約数和(自身を除く): 138556384

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 193, 344, 386, 688, 772, 1049, 1544, 2098, 3088, 4196, 8299, 8392, 16598, 16784, 33196, 45107, 66392, 90214, 132784, 180428, 202457, 360856, 404914, 721712, 809828, 1619656, 3239312, 8705651, 17411302, 34822604, 69645208, 139290416]

約数ペア:

[(1, 139290416), (2, 69645208), (4, 34822604), (8, 17411302), (16, 8705651), (43, 3239312), (86, 1619656), (172, 809828), (193, 721712), (344, 404914), (386, 360856), (688, 202457), (772, 180428), (1049, 132784), (1544, 90214), (2098, 66392), (3088, 45107), (4196, 33196), (8299, 16784), (8392, 16598)]