28161672

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{311}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 89856000

約数和(自身を除く): 61694328

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 49, 56, 66, 77, 84, 88, 98, 132, 147, 154, 168, 196, 231, 264, 294, 308, 311, 343, 392, 462, 539, 588, 616, 622, 686, 924, 933, 1029, 1078, 1176, 1244, 1372, 1617, 1848, 1866, 2058, 2156, 2177, 2488, 2744, 3234, 3421, 3732, 3773, 4116, 4312, 4354, 6468, 6531, 6842, 7464, 7546, 8232, 8708, 10263, 11319, 12936, 13062, 13684, 15092, 15239, 17416, 20526, 22638, 23947, 26124, 27368, 30184, 30478, 41052, 45276, 45717, 47894, 52248, 60956, 71841, 82104, 90552, 91434, 95788, 106673, 121912, 143682, 167629, 182868, 191576, 213346, 287364, 320019, 335258, 365736, 426692, 502887, 574728, 640038, 670516, 853384, 1005774, 1173403, 1280076, 1341032, 2011548, 2346806, 2560152, 3520209, 4023096, 4693612, 7040418, 9387224, 14080836, 28161672]

約数ペア:

[(1, 28161672), (2, 14080836), (3, 9387224), (4, 7040418), (6, 4693612), (7, 4023096), (8, 3520209), (11, 2560152), (12, 2346806), (14, 2011548), (21, 1341032), (22, 1280076), (24, 1173403), (28, 1005774), (33, 853384), (42, 670516), (44, 640038), (49, 574728), (56, 502887), (66, 426692), (77, 365736), (84, 335258), (88, 320019), (98, 287364), (132, 213346), (147, 191576), (154, 182868), (168, 167629), (196, 143682), (231, 121912), (264, 106673), (294, 95788), (308, 91434), (311, 90552), (343, 82104), (392, 71841), (462, 60956), (539, 52248), (588, 47894), (616, 45717), (622, 45276), (686, 41052), (924, 30478), (933, 30184), (1029, 27368), (1078, 26124), (1176, 23947), (1244, 22638), (1372, 20526), (1617, 17416), (1848, 15239), (1866, 15092), (2058, 13684), (2156, 13062), (2177, 12936), (2488, 11319), (2744, 10263), (3234, 8708), (3421, 8232), (3732, 7546), (3773, 7464), (4116, 6842), (4312, 6531), (4354, 6468)]