28688268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 82575360

約数和(自身を除く): 53887092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 31, 42, 46, 62, 69, 84, 92, 93, 124, 138, 161, 186, 217, 276, 322, 372, 434, 479, 483, 644, 651, 713, 868, 958, 966, 1302, 1426, 1437, 1916, 1932, 2139, 2604, 2852, 2874, 3353, 4278, 4991, 5748, 6706, 8556, 9982, 10059, 11017, 13412, 14849, 14973, 19964, 20118, 22034, 29698, 29946, 33051, 40236, 44068, 44547, 59396, 59892, 66102, 77119, 89094, 103943, 132204, 154238, 178188, 207886, 231357, 308476, 311829, 341527, 415772, 462714, 623658, 683054, 925428, 1024581, 1247316, 1366108, 2049162, 2390689, 4098324, 4781378, 7172067, 9562756, 14344134, 28688268]

約数ペア:

[(1, 28688268), (2, 14344134), (3, 9562756), (4, 7172067), (6, 4781378), (7, 4098324), (12, 2390689), (14, 2049162), (21, 1366108), (23, 1247316), (28, 1024581), (31, 925428), (42, 683054), (46, 623658), (62, 462714), (69, 415772), (84, 341527), (92, 311829), (93, 308476), (124, 231357), (138, 207886), (161, 178188), (186, 154238), (217, 132204), (276, 103943), (322, 89094), (372, 77119), (434, 66102), (479, 59892), (483, 59396), (644, 44547), (651, 44068), (713, 40236), (868, 33051), (958, 29946), (966, 29698), (1302, 22034), (1426, 20118), (1437, 19964), (1916, 14973), (1932, 14849), (2139, 13412), (2604, 11017), (2852, 10059), (2874, 9982), (3353, 8556), (4278, 6706), (4991, 5748)]