28556472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 86169600

約数和(自身を除く): 57613128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 59, 67, 84, 86, 118, 129, 134, 168, 172, 177, 201, 236, 258, 268, 301, 344, 354, 402, 413, 469, 472, 516, 536, 602, 708, 804, 826, 903, 938, 1032, 1204, 1239, 1407, 1416, 1608, 1652, 1806, 1876, 2408, 2478, 2537, 2814, 2881, 3304, 3612, 3752, 3953, 4956, 5074, 5628, 5762, 7224, 7611, 7906, 8643, 9912, 10148, 11256, 11524, 11859, 15222, 15812, 17286, 17759, 20167, 20296, 23048, 23718, 27671, 30444, 31624, 34572, 35518, 40334, 47436, 53277, 55342, 60501, 60888, 69144, 71036, 80668, 83013, 94872, 106554, 110684, 121002, 142072, 161336, 166026, 169979, 213108, 221368, 242004, 332052, 339958, 426216, 484008, 509937, 664104, 679916, 1019874, 1189853, 1359832, 2039748, 2379706, 3569559, 4079496, 4759412, 7139118, 9518824, 14278236, 28556472]

約数ペア:

[(1, 28556472), (2, 14278236), (3, 9518824), (4, 7139118), (6, 4759412), (7, 4079496), (8, 3569559), (12, 2379706), (14, 2039748), (21, 1359832), (24, 1189853), (28, 1019874), (42, 679916), (43, 664104), (56, 509937), (59, 484008), (67, 426216), (84, 339958), (86, 332052), (118, 242004), (129, 221368), (134, 213108), (168, 169979), (172, 166026), (177, 161336), (201, 142072), (236, 121002), (258, 110684), (268, 106554), (301, 94872), (344, 83013), (354, 80668), (402, 71036), (413, 69144), (469, 60888), (472, 60501), (516, 55342), (536, 53277), (602, 47436), (708, 40334), (804, 35518), (826, 34572), (903, 31624), (938, 30444), (1032, 27671), (1204, 23718), (1239, 23048), (1407, 20296), (1416, 20167), (1608, 17759), (1652, 17286), (1806, 15812), (1876, 15222), (2408, 11859), (2478, 11524), (2537, 11256), (2814, 10148), (2881, 9912), (3304, 8643), (3612, 7906), (3752, 7611), (3953, 7224), (4956, 5762), (5074, 5628)]