868347788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{256301}}^1$

素因数の和:256334

約数の個数: 36

約数和(自身を含む): 1908937296

約数和(自身を除く): 1040589508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 256301, 512602, 1025204, 1794107, 2819311, 3588214, 5638622, 7176428, 11277244, 19735177, 31012421, 39470354, 62024842, 78940708, 124049684, 217086947, 434173894, 868347788]

約数ペア:

[(1, 868347788), (2, 434173894), (4, 217086947), (7, 124049684), (11, 78940708), (14, 62024842), (22, 39470354), (28, 31012421), (44, 19735177), (77, 11277244), (121, 7176428), (154, 5638622), (242, 3588214), (308, 2819311), (484, 1794107), (847, 1025204), (1694, 512602), (3388, 256301)]