1643814

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 40

約数和(自身を含む): 3760680

約数和(自身を除く): 2116866

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 139, 146, 162, 219, 278, 417, 438, 657, 834, 1251, 1314, 1971, 2502, 3753, 3942, 5913, 7506, 10147, 11259, 11826, 20294, 22518, 30441, 60882, 91323, 182646, 273969, 547938, 821907, 1643814]

約数ペア:

[(1, 1643814), (2, 821907), (3, 547938), (6, 273969), (9, 182646), (18, 91323), (27, 60882), (54, 30441), (73, 22518), (81, 20294), (139, 11826), (146, 11259), (162, 10147), (219, 7506), (278, 5913), (417, 3942), (438, 3753), (657, 2502), (834, 1971), (1251, 1314)]