27853658

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2137}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 51312000

約数和(自身を除く): 23458342

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 931, 1862, 2137, 4274, 6517, 13034, 14959, 29918, 40603, 81206, 104713, 209426, 284221, 568442, 732991, 1465982, 1989547, 3979094, 13926829, 27853658]

約数ペア:

[(1, 27853658), (2, 13926829), (7, 3979094), (14, 1989547), (19, 1465982), (38, 732991), (49, 568442), (98, 284221), (133, 209426), (266, 104713), (343, 81206), (686, 40603), (931, 29918), (1862, 14959), (2137, 13034), (4274, 6517)]