51279228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1464

約数の個数: 144

約数和(自身を含む): 174160896

約数和(自身を除く): 122881668

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 28, 33, 36, 39, 42, 44, 52, 63, 66, 77, 78, 84, 91, 99, 117, 126, 132, 143, 154, 156, 182, 198, 231, 234, 252, 273, 286, 308, 364, 396, 429, 462, 468, 546, 572, 693, 819, 858, 924, 1001, 1092, 1287, 1386, 1423, 1638, 1716, 2002, 2574, 2772, 2846, 3003, 3276, 4004, 4269, 5148, 5692, 6006, 8538, 9009, 9961, 12012, 12807, 15653, 17076, 18018, 18499, 19922, 25614, 29883, 31306, 36036, 36998, 39844, 46959, 51228, 55497, 59766, 62612, 73996, 89649, 93918, 109571, 110994, 119532, 129493, 140877, 166491, 179298, 187836, 203489, 219142, 221988, 258986, 281754, 328713, 332982, 358596, 388479, 406978, 438284, 517972, 563508, 610467, 657426, 665964, 776958, 813956, 986139, 1165437, 1220934, 1314852, 1424423, 1553916, 1831401, 1972278, 2330874, 2441868, 2848846, 3662802, 3944556, 4273269, 4661748, 5697692, 7325604, 8546538, 12819807, 17093076, 25639614, 51279228]

約数ペア:

[(1, 51279228), (2, 25639614), (3, 17093076), (4, 12819807), (6, 8546538), (7, 7325604), (9, 5697692), (11, 4661748), (12, 4273269), (13, 3944556), (14, 3662802), (18, 2848846), (21, 2441868), (22, 2330874), (26, 1972278), (28, 1831401), (33, 1553916), (36, 1424423), (39, 1314852), (42, 1220934), (44, 1165437), (52, 986139), (63, 813956), (66, 776958), (77, 665964), (78, 657426), (84, 610467), (91, 563508), (99, 517972), (117, 438284), (126, 406978), (132, 388479), (143, 358596), (154, 332982), (156, 328713), (182, 281754), (198, 258986), (231, 221988), (234, 219142), (252, 203489), (273, 187836), (286, 179298), (308, 166491), (364, 140877), (396, 129493), (429, 119532), (462, 110994), (468, 109571), (546, 93918), (572, 89649), (693, 73996), (819, 62612), (858, 59766), (924, 55497), (1001, 51228), (1092, 46959), (1287, 39844), (1386, 36998), (1423, 36036), (1638, 31306), (1716, 29883), (2002, 25614), (2574, 19922), (2772, 18499), (2846, 18018), (3003, 17076), (3276, 15653), (4004, 12807), (4269, 12012), (5148, 9961), (5692, 9009), (6006, 8538)]