260804588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{42643}}^1$

素因数の和:42797

約数の個数: 24

約数和(自身を含む): 501493440

約数和(自身を除く): 240688852

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 42643, 85286, 170572, 469073, 938146, 1876292, 5927377, 11854754, 23709508, 65201147, 130402294, 260804588]

約数ペア:

[(1, 260804588), (2, 130402294), (4, 65201147), (11, 23709508), (22, 11854754), (44, 5927377), (139, 1876292), (278, 938146), (556, 469073), (1529, 170572), (3058, 85286), (6116, 42643)]