28484876

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7649}}^1$

素因数の和:7686

約数の個数: 36

約数和(自身を含む): 61047000

約数和(自身を除く): 32562124

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 7649, 15298, 30596, 53543, 107086, 145331, 214172, 290662, 374801, 581324, 749602, 1017317, 1499204, 2034634, 4069268, 7121219, 14242438, 28484876]

約数ペア:

[(1, 28484876), (2, 14242438), (4, 7121219), (7, 4069268), (14, 2034634), (19, 1499204), (28, 1017317), (38, 749602), (49, 581324), (76, 374801), (98, 290662), (133, 214172), (196, 145331), (266, 107086), (532, 53543), (931, 30596), (1862, 15298), (3724, 7649)]