256065887

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{2029}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 323988000

約数和(自身を除く): 67922113

約数列:

[1, 7, 11, 77, 121, 149, 847, 1043, 1639, 2029, 11473, 14203, 18029, 22319, 126203, 156233, 245509, 302321, 1718563, 2116247, 3325531, 23278717, 36580841, 256065887]

約数ペア:

[(1, 256065887), (7, 36580841), (11, 23278717), (77, 3325531), (121, 2116247), (149, 1718563), (847, 302321), (1043, 245509), (1639, 156233), (2029, 126203), (11473, 22319), (14203, 18029)]