389969104

素因数分解:

$2^4\times 7^1\times {\mathrm{701}}^1\times {\mathrm{4967}}^1$

素因数の和:5683

約数の個数: 40

約数和(自身を含む): 864908928

約数和(自身を除く): 474939824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 701, 1402, 2804, 4907, 4967, 5608, 9814, 9934, 11216, 19628, 19868, 34769, 39256, 39736, 69538, 78512, 79472, 139076, 278152, 556304, 3481867, 6963734, 13927468, 24373069, 27854936, 48746138, 55709872, 97492276, 194984552, 389969104]

約数ペア:

[(1, 389969104), (2, 194984552), (4, 97492276), (7, 55709872), (8, 48746138), (14, 27854936), (16, 24373069), (28, 13927468), (56, 6963734), (112, 3481867), (701, 556304), (1402, 278152), (2804, 139076), (4907, 79472), (4967, 78512), (5608, 69538), (9814, 39736), (9934, 39256), (11216, 34769), (19628, 19868)]