266773864

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{24683}}^1$

素因数の和:24889

約数の個数: 32

約数和(自身を含む): 574643520

約数和(自身を除く): 307869656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 2702, 5404, 10808, 24683, 49366, 98732, 172781, 197464, 345562, 691124, 1382248, 4763819, 9527638, 19055276, 33346733, 38110552, 66693466, 133386932, 266773864]

約数ペア:

[(1, 266773864), (2, 133386932), (4, 66693466), (7, 38110552), (8, 33346733), (14, 19055276), (28, 9527638), (56, 4763819), (193, 1382248), (386, 691124), (772, 345562), (1351, 197464), (1544, 172781), (2702, 98732), (5404, 49366), (10808, 24683)]