28221258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21283}}^1$

素因数の和:21318

約数の個数: 32

約数和(自身を含む): 64362816

約数和(自身を除く): 36141558

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 21283, 42566, 63849, 127698, 276679, 361811, 553358, 723622, 830037, 1085433, 1660074, 2170866, 4703543, 9407086, 14110629, 28221258]

約数ペア:

[(1, 28221258), (2, 14110629), (3, 9407086), (6, 4703543), (13, 2170866), (17, 1660074), (26, 1085433), (34, 830037), (39, 723622), (51, 553358), (78, 361811), (102, 276679), (221, 127698), (442, 63849), (663, 42566), (1326, 21283)]