2016965691

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1381}}^1$

素因数の和:1498

約数の個数: 80

約数和(自身を含む): 3464839840

約数和(自身を除く): 1447874149

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 73, 81, 117, 171, 219, 247, 351, 513, 657, 741, 949, 1053, 1381, 1387, 1539, 1971, 2223, 2847, 4143, 4161, 5913, 6669, 8541, 12429, 12483, 17953, 18031, 20007, 25623, 26239, 37287, 37449, 53859, 54093, 76869, 78717, 100813, 111861, 112347, 161577, 162279, 236151, 302439, 341107, 484731, 486837, 708453, 907317, 1023321, 1310569, 1454193, 1460511, 1915447, 2125359, 2721951, 3069963, 3931707, 5746341, 8165853, 9209889, 11795121, 17239023, 24900811, 27629667, 35385363, 51717069, 74702433, 106156089, 155151207, 224107299, 672321897, 2016965691]

約数ペア:

[(1, 2016965691), (3, 672321897), (9, 224107299), (13, 155151207), (19, 106156089), (27, 74702433), (39, 51717069), (57, 35385363), (73, 27629667), (81, 24900811), (117, 17239023), (171, 11795121), (219, 9209889), (247, 8165853), (351, 5746341), (513, 3931707), (657, 3069963), (741, 2721951), (949, 2125359), (1053, 1915447), (1381, 1460511), (1387, 1454193), (1539, 1310569), (1971, 1023321), (2223, 907317), (2847, 708453), (4143, 486837), (4161, 484731), (5913, 341107), (6669, 302439), (8541, 236151), (12429, 162279), (12483, 161577), (17953, 112347), (18031, 111861), (20007, 100813), (25623, 78717), (26239, 76869), (37287, 54093), (37449, 53859)]