12821556

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 32921280

約数和(自身を除く): 20099724

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 137, 274, 411, 548, 709, 822, 1418, 1507, 1644, 2127, 2836, 3014, 4254, 4521, 6028, 7799, 8508, 9042, 15598, 18084, 23397, 31196, 46794, 93588, 97133, 194266, 291399, 388532, 582798, 1068463, 1165596, 2136926, 3205389, 4273852, 6410778, 12821556]

約数ペア:

[(1, 12821556), (2, 6410778), (3, 4273852), (4, 3205389), (6, 2136926), (11, 1165596), (12, 1068463), (22, 582798), (33, 388532), (44, 291399), (66, 194266), (132, 97133), (137, 93588), (274, 46794), (411, 31196), (548, 23397), (709, 18084), (822, 15598), (1418, 9042), (1507, 8508), (1644, 7799), (2127, 6028), (2836, 4521), (3014, 4254)]