About the Number

208969728

208969727 ← → 208969729

2進数表記:1100011101001010000000000000

漢数字表記:二億八百九十六万九千七百二十八

素因数分解:

2 13 × 3 1 × 11 1 × 773 1

素因数の和:813
約数の個数: 112
約数和(自身を含む): 608661216
約数和(自身を除く): 399691488

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 512, 528, 704, 768, 773, 1024, 1056, 1408, 1536, 1546, 2048, 2112, 2319, 2816, 3072, 3092, 4096, 4224, 4638, 5632, 6144, 6184, 8192, 8448, 8503, 9276, 11264, 12288, 12368, 16896, 17006, 18552, 22528, 24576, 24736, 25509, 33792, 34012, 37104, 45056, 49472, 51018, 67584, 68024, 74208, 90112, 98944, 102036, 135168, 136048, 148416, 197888, 204072, 270336, 272096, 296832, 395776, 408144, 544192, 593664, 791552, 816288, 1088384, 1187328, 1583104, 1632576, 2176768, 2374656, 3166208, 3265152, 4353536, 4749312, 6332416, 6530304, 8707072, 9498624, 13060608, 17414144, 18997248, 26121216, 34828288, 52242432, 69656576, 104484864, 208969728]

約数ペア:
[(1, 208969728), (2, 104484864), (3, 69656576), (4, 52242432), (6, 34828288), (8, 26121216), (11, 18997248), (12, 17414144), (16, 13060608), (22, 9498624), (24, 8707072), (32, 6530304), (33, 6332416), (44, 4749312), (48, 4353536), (64, 3265152), (66, 3166208), (88, 2374656), (96, 2176768), (128, 1632576), (132, 1583104), (176, 1187328), (192, 1088384), (256, 816288), (264, 791552), (352, 593664), (384, 544192), (512, 408144), (528, 395776), (704, 296832), (768, 272096), (773, 270336), (1024, 204072), (1056, 197888), (1408, 148416), (1536, 136048), (1546, 135168), (2048, 102036), (2112, 98944), (2319, 90112), (2816, 74208), (3072, 68024), (3092, 67584), (4096, 51018), (4224, 49472), (4638, 45056), (5632, 37104), (6144, 34012), (6184, 33792), (8192, 25509), (8448, 24736), (8503, 24576), (9276, 22528), (11264, 18552), (12288, 17006), (12368, 16896)]

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