28518854

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2207}}^1$

素因数の和:2300

約数の個数: 32

約数和(自身を含む): 53415936

約数和(自身を除く): 24897082

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 497, 923, 994, 1846, 2207, 4414, 6461, 12922, 15449, 28691, 30898, 57382, 156697, 200837, 313394, 401674, 1096879, 2037061, 2193758, 4074122, 14259427, 28518854]

約数ペア:

[(1, 28518854), (2, 14259427), (7, 4074122), (13, 2193758), (14, 2037061), (26, 1096879), (71, 401674), (91, 313394), (142, 200837), (182, 156697), (497, 57382), (923, 30898), (994, 28691), (1846, 15449), (2207, 12922), (4414, 6461)]