12587715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 25272000

約数和(自身を除く): 12684285

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 89, 105, 267, 315, 445, 449, 623, 801, 1335, 1347, 1869, 2245, 3115, 3143, 4005, 4041, 5607, 6735, 9345, 9429, 15715, 20205, 28035, 28287, 39961, 47145, 119883, 141435, 199805, 279727, 359649, 599415, 839181, 1398635, 1798245, 2517543, 4195905, 12587715]

約数ペア:

[(1, 12587715), (3, 4195905), (5, 2517543), (7, 1798245), (9, 1398635), (15, 839181), (21, 599415), (35, 359649), (45, 279727), (63, 199805), (89, 141435), (105, 119883), (267, 47145), (315, 39961), (445, 28287), (449, 28035), (623, 20205), (801, 15715), (1335, 9429), (1347, 9345), (1869, 6735), (2245, 5607), (3115, 4041), (3143, 4005)]