28268526

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{701}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 67931136

約数和(自身を除く): 39662610

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 47, 66, 78, 94, 141, 143, 282, 286, 429, 517, 611, 701, 858, 1034, 1222, 1402, 1551, 1833, 2103, 3102, 3666, 4206, 6721, 7711, 9113, 13442, 15422, 18226, 20163, 23133, 27339, 32947, 40326, 46266, 54678, 65894, 98841, 100243, 197682, 200486, 300729, 362417, 428311, 601458, 724834, 856622, 1087251, 1284933, 2174502, 2569866, 4711421, 9422842, 14134263, 28268526]

約数ペア:

[(1, 28268526), (2, 14134263), (3, 9422842), (6, 4711421), (11, 2569866), (13, 2174502), (22, 1284933), (26, 1087251), (33, 856622), (39, 724834), (47, 601458), (66, 428311), (78, 362417), (94, 300729), (141, 200486), (143, 197682), (282, 100243), (286, 98841), (429, 65894), (517, 54678), (611, 46266), (701, 40326), (858, 32947), (1034, 27339), (1222, 23133), (1402, 20163), (1551, 18226), (1833, 15422), (2103, 13442), (3102, 9113), (3666, 7711), (4206, 6721)]