26397657

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 48299328

約数和(自身を除く): 21901671

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 43, 53, 81, 99, 117, 129, 143, 159, 297, 351, 387, 429, 473, 477, 559, 583, 689, 891, 1053, 1161, 1287, 1419, 1431, 1677, 1749, 2067, 2279, 3483, 3861, 4257, 4293, 5031, 5247, 6149, 6201, 6837, 7579, 11583, 12771, 15093, 15741, 18447, 18603, 20511, 22737, 25069, 29627, 38313, 45279, 47223, 55341, 55809, 61533, 68211, 75207, 88881, 166023, 184599, 204633, 225621, 266643, 325897, 498069, 613899, 676863, 799929, 977691, 2030589, 2399787, 2933073, 8799219, 26397657]

約数ペア:

[(1, 26397657), (3, 8799219), (9, 2933073), (11, 2399787), (13, 2030589), (27, 977691), (33, 799929), (39, 676863), (43, 613899), (53, 498069), (81, 325897), (99, 266643), (117, 225621), (129, 204633), (143, 184599), (159, 166023), (297, 88881), (351, 75207), (387, 68211), (429, 61533), (473, 55809), (477, 55341), (559, 47223), (583, 45279), (689, 38313), (891, 29627), (1053, 25069), (1161, 22737), (1287, 20511), (1419, 18603), (1431, 18447), (1677, 15741), (1749, 15093), (2067, 12771), (2279, 11583), (3483, 7579), (3861, 6837), (4257, 6201), (4293, 6149), (5031, 5247)]