28077984

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{8863}}^1$

素因数の和:8890

約数の個数: 72

約数和(自身を含む): 87115392

約数和(自身を除く): 59037408

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 8863, 17726, 26589, 35452, 53178, 70904, 79767, 97493, 106356, 141808, 159534, 194986, 212712, 283616, 292479, 319068, 389972, 425424, 584958, 638136, 779944, 850848, 877437, 1169916, 1276272, 1559888, 1754874, 2339832, 2552544, 3119776, 3509748, 4679664, 7019496, 9359328, 14038992, 28077984]

約数ペア:

[(1, 28077984), (2, 14038992), (3, 9359328), (4, 7019496), (6, 4679664), (8, 3509748), (9, 3119776), (11, 2552544), (12, 2339832), (16, 1754874), (18, 1559888), (22, 1276272), (24, 1169916), (32, 877437), (33, 850848), (36, 779944), (44, 638136), (48, 584958), (66, 425424), (72, 389972), (88, 319068), (96, 292479), (99, 283616), (132, 212712), (144, 194986), (176, 159534), (198, 141808), (264, 106356), (288, 97493), (352, 79767), (396, 70904), (528, 53178), (792, 35452), (1056, 26589), (1584, 17726), (3168, 8863)]