51639876

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{20789}}^1$

素因数の和:20825

約数の個数: 48

約数和(自身を含む): 139708800

約数和(自身を除く): 88068924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 20789, 41578, 62367, 83156, 124734, 187101, 249468, 374202, 478147, 561303, 748404, 956294, 1122606, 1434441, 1912588, 2245212, 2868882, 4303323, 5737764, 8606646, 12909969, 17213292, 25819938, 51639876]

約数ペア:

[(1, 51639876), (2, 25819938), (3, 17213292), (4, 12909969), (6, 8606646), (9, 5737764), (12, 4303323), (18, 2868882), (23, 2245212), (27, 1912588), (36, 1434441), (46, 1122606), (54, 956294), (69, 748404), (92, 561303), (108, 478147), (138, 374202), (207, 249468), (276, 187101), (414, 124734), (621, 83156), (828, 62367), (1242, 41578), (2484, 20789)]