28197504

素因数分解:

$2^7\times 3^3\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 85680000

約数和(自身を除く): 57482496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 72, 82, 96, 108, 123, 128, 144, 164, 192, 199, 216, 246, 288, 328, 369, 384, 398, 432, 492, 576, 597, 656, 738, 796, 864, 984, 1107, 1152, 1194, 1312, 1476, 1592, 1728, 1791, 1968, 2214, 2388, 2624, 2952, 3184, 3456, 3582, 3936, 4428, 4776, 5248, 5373, 5904, 6368, 7164, 7872, 8159, 8856, 9552, 10746, 11808, 12736, 14328, 15744, 16318, 17712, 19104, 21492, 23616, 24477, 25472, 28656, 32636, 35424, 38208, 42984, 47232, 48954, 57312, 65272, 70848, 73431, 76416, 85968, 97908, 114624, 130544, 141696, 146862, 171936, 195816, 220293, 229248, 261088, 293724, 343872, 391632, 440586, 522176, 587448, 687744, 783264, 881172, 1044352, 1174896, 1566528, 1762344, 2349792, 3133056, 3524688, 4699584, 7049376, 9399168, 14098752, 28197504]

約数ペア:

[(1, 28197504), (2, 14098752), (3, 9399168), (4, 7049376), (6, 4699584), (8, 3524688), (9, 3133056), (12, 2349792), (16, 1762344), (18, 1566528), (24, 1174896), (27, 1044352), (32, 881172), (36, 783264), (41, 687744), (48, 587448), (54, 522176), (64, 440586), (72, 391632), (82, 343872), (96, 293724), (108, 261088), (123, 229248), (128, 220293), (144, 195816), (164, 171936), (192, 146862), (199, 141696), (216, 130544), (246, 114624), (288, 97908), (328, 85968), (369, 76416), (384, 73431), (398, 70848), (432, 65272), (492, 57312), (576, 48954), (597, 47232), (656, 42984), (738, 38208), (796, 35424), (864, 32636), (984, 28656), (1107, 25472), (1152, 24477), (1194, 23616), (1312, 21492), (1476, 19104), (1592, 17712), (1728, 16318), (1791, 15744), (1968, 14328), (2214, 12736), (2388, 11808), (2624, 10746), (2952, 9552), (3184, 8856), (3456, 8159), (3582, 7872), (3936, 7164), (4428, 6368), (4776, 5904), (5248, 5373)]