2005286166

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{66431}}^1$

素因数の和:66498

約数の個数: 64

約数和(自身を含む): 4910653440

約数和(自身を除く): 2905367274

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 702, 774, 1118, 1161, 1677, 2322, 3354, 5031, 10062, 15093, 30186, 66431, 132862, 199293, 398586, 597879, 863603, 1195758, 1727206, 1793637, 2590809, 2856533, 3587274, 5181618, 5713066, 7772427, 8569599, 15544854, 17139198, 23317281, 25708797, 37134929, 46634562, 51417594, 74269858, 77126391, 111404787, 154252782, 222809574, 334214361, 668428722, 1002643083, 2005286166]

約数ペア:

[(1, 2005286166), (2, 1002643083), (3, 668428722), (6, 334214361), (9, 222809574), (13, 154252782), (18, 111404787), (26, 77126391), (27, 74269858), (39, 51417594), (43, 46634562), (54, 37134929), (78, 25708797), (86, 23317281), (117, 17139198), (129, 15544854), (234, 8569599), (258, 7772427), (351, 5713066), (387, 5181618), (559, 3587274), (702, 2856533), (774, 2590809), (1118, 1793637), (1161, 1727206), (1677, 1195758), (2322, 863603), (3354, 597879), (5031, 398586), (10062, 199293), (15093, 132862), (30186, 66431)]