28199808

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:309

約数の個数: 192

約数和(自身を含む): 100245600

約数和(自身を除く): 72045792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 156, 168, 182, 192, 208, 224, 234, 252, 269, 273, 288, 312, 336, 364, 384, 416, 448, 468, 504, 538, 546, 576, 624, 672, 728, 807, 819, 832, 896, 936, 1008, 1076, 1092, 1152, 1248, 1344, 1456, 1614, 1638, 1664, 1872, 1883, 2016, 2152, 2184, 2421, 2496, 2688, 2912, 3228, 3276, 3497, 3744, 3766, 4032, 4304, 4368, 4842, 4992, 5649, 5824, 6456, 6552, 6994, 7488, 7532, 8064, 8608, 8736, 9684, 10491, 11298, 11648, 12912, 13104, 13988, 14976, 15064, 16947, 17216, 17472, 19368, 20982, 22596, 24479, 25824, 26208, 27976, 30128, 31473, 33894, 34432, 34944, 38736, 41964, 45192, 48958, 51648, 52416, 55952, 60256, 62946, 67788, 73437, 77472, 83928, 90384, 97916, 103296, 104832, 111904, 120512, 125892, 135576, 146874, 154944, 167856, 180768, 195832, 220311, 223808, 241024, 251784, 271152, 293748, 309888, 335712, 361536, 391664, 440622, 447616, 503568, 542304, 587496, 671424, 723072, 783328, 881244, 1007136, 1084608, 1174992, 1342848, 1566656, 1762488, 2014272, 2169216, 2349984, 3133312, 3524976, 4028544, 4699968, 7049952, 9399936, 14099904, 28199808]

約数ペア:

[(1, 28199808), (2, 14099904), (3, 9399936), (4, 7049952), (6, 4699968), (7, 4028544), (8, 3524976), (9, 3133312), (12, 2349984), (13, 2169216), (14, 2014272), (16, 1762488), (18, 1566656), (21, 1342848), (24, 1174992), (26, 1084608), (28, 1007136), (32, 881244), (36, 783328), (39, 723072), (42, 671424), (48, 587496), (52, 542304), (56, 503568), (63, 447616), (64, 440622), (72, 391664), (78, 361536), (84, 335712), (91, 309888), (96, 293748), (104, 271152), (112, 251784), (117, 241024), (126, 223808), (128, 220311), (144, 195832), (156, 180768), (168, 167856), (182, 154944), (192, 146874), (208, 135576), (224, 125892), (234, 120512), (252, 111904), (269, 104832), (273, 103296), (288, 97916), (312, 90384), (336, 83928), (364, 77472), (384, 73437), (416, 67788), (448, 62946), (468, 60256), (504, 55952), (538, 52416), (546, 51648), (576, 48958), (624, 45192), (672, 41964), (728, 38736), (807, 34944), (819, 34432), (832, 33894), (896, 31473), (936, 30128), (1008, 27976), (1076, 26208), (1092, 25824), (1152, 24479), (1248, 22596), (1344, 20982), (1456, 19368), (1614, 17472), (1638, 17216), (1664, 16947), (1872, 15064), (1883, 14976), (2016, 13988), (2152, 13104), (2184, 12912), (2421, 11648), (2496, 11298), (2688, 10491), (2912, 9684), (3228, 8736), (3276, 8608), (3497, 8064), (3744, 7532), (3766, 7488), (4032, 6994), (4304, 6552), (4368, 6456), (4842, 5824), (4992, 5649)]