28341495

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 62610240

約数和(自身を除く): 34268745

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 81, 91, 105, 117, 135, 189, 195, 273, 315, 351, 405, 455, 567, 585, 769, 819, 945, 1053, 1365, 1755, 2307, 2457, 2835, 3845, 4095, 5265, 5383, 6921, 7371, 9997, 11535, 12285, 16149, 20763, 26915, 29991, 34605, 36855, 48447, 49985, 62289, 69979, 80745, 89973, 103815, 145341, 149955, 209937, 242235, 269919, 311445, 349895, 436023, 449865, 629811, 726705, 809757, 1049685, 1349595, 1889433, 2180115, 3149055, 4048785, 5668299, 9447165, 28341495]

約数ペア:

[(1, 28341495), (3, 9447165), (5, 5668299), (7, 4048785), (9, 3149055), (13, 2180115), (15, 1889433), (21, 1349595), (27, 1049685), (35, 809757), (39, 726705), (45, 629811), (63, 449865), (65, 436023), (81, 349895), (91, 311445), (105, 269919), (117, 242235), (135, 209937), (189, 149955), (195, 145341), (273, 103815), (315, 89973), (351, 80745), (405, 69979), (455, 62289), (567, 49985), (585, 48447), (769, 36855), (819, 34605), (945, 29991), (1053, 26915), (1365, 20763), (1755, 16149), (2307, 12285), (2457, 11535), (2835, 9997), (3845, 7371), (4095, 6921), (5265, 5383)]