56490868

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{15401}}^1$

素因数の和:15543

約数の個数: 24

約数和(自身を含む): 113851584

約数和(自身を除く): 57360716

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 15401, 30802, 61604, 107807, 215614, 431228, 2017531, 4035062, 8070124, 14122717, 28245434, 56490868]

約数ペア:

[(1, 56490868), (2, 28245434), (4, 14122717), (7, 8070124), (14, 4035062), (28, 2017531), (131, 431228), (262, 215614), (524, 107807), (917, 61604), (1834, 30802), (3668, 15401)]