28927008

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 93877056

約数和(自身を除く): 64950048

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 32, 33, 36, 44, 46, 48, 66, 69, 72, 88, 92, 96, 99, 132, 138, 144, 176, 184, 198, 207, 253, 264, 276, 288, 352, 368, 396, 397, 414, 506, 528, 552, 736, 759, 792, 794, 828, 1012, 1056, 1104, 1191, 1518, 1584, 1588, 1656, 2024, 2208, 2277, 2382, 3036, 3168, 3176, 3312, 3573, 4048, 4367, 4554, 4764, 6072, 6352, 6624, 7146, 8096, 8734, 9108, 9131, 9528, 12144, 12704, 13101, 14292, 17468, 18216, 18262, 19056, 24288, 26202, 27393, 28584, 34936, 36432, 36524, 38112, 39303, 52404, 54786, 57168, 69872, 72864, 73048, 78606, 82179, 100441, 104808, 109572, 114336, 139744, 146096, 157212, 164358, 200882, 209616, 219144, 292192, 301323, 314424, 328716, 401764, 419232, 438288, 602646, 628848, 657432, 803528, 876576, 903969, 1205292, 1257696, 1314864, 1607056, 1807938, 2410584, 2629728, 3214112, 3615876, 4821168, 7231752, 9642336, 14463504, 28927008]

約数ペア:

[(1, 28927008), (2, 14463504), (3, 9642336), (4, 7231752), (6, 4821168), (8, 3615876), (9, 3214112), (11, 2629728), (12, 2410584), (16, 1807938), (18, 1607056), (22, 1314864), (23, 1257696), (24, 1205292), (32, 903969), (33, 876576), (36, 803528), (44, 657432), (46, 628848), (48, 602646), (66, 438288), (69, 419232), (72, 401764), (88, 328716), (92, 314424), (96, 301323), (99, 292192), (132, 219144), (138, 209616), (144, 200882), (176, 164358), (184, 157212), (198, 146096), (207, 139744), (253, 114336), (264, 109572), (276, 104808), (288, 100441), (352, 82179), (368, 78606), (396, 73048), (397, 72864), (414, 69872), (506, 57168), (528, 54786), (552, 52404), (736, 39303), (759, 38112), (792, 36524), (794, 36432), (828, 34936), (1012, 28584), (1056, 27393), (1104, 26202), (1191, 24288), (1518, 19056), (1584, 18262), (1588, 18216), (1656, 17468), (2024, 14292), (2208, 13101), (2277, 12704), (2382, 12144), (3036, 9528), (3168, 9131), (3176, 9108), (3312, 8734), (3573, 8096), (4048, 7146), (4367, 6624), (4554, 6352), (4764, 6072)]