28398604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 56197120

約数和(自身を除く): 27798516

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 79, 124, 158, 223, 316, 403, 446, 806, 892, 1027, 1612, 2054, 2449, 2899, 4108, 4898, 5798, 6913, 9796, 11596, 13826, 17617, 27652, 31837, 35234, 63674, 70468, 89869, 127348, 179738, 229021, 359476, 458042, 546127, 916084, 1092254, 2184508, 7099651, 14199302, 28398604]

約数ペア:

[(1, 28398604), (2, 14199302), (4, 7099651), (13, 2184508), (26, 1092254), (31, 916084), (52, 546127), (62, 458042), (79, 359476), (124, 229021), (158, 179738), (223, 127348), (316, 89869), (403, 70468), (446, 63674), (806, 35234), (892, 31837), (1027, 27652), (1612, 17617), (2054, 13826), (2449, 11596), (2899, 9796), (4108, 6913), (4898, 5798)]