About the Number

121812864

121812863 ← → 121812865

2進数表記:111010000101011011110000000

漢数字表記:一億二千百八十一万二千八百六十四

素因数分解:

2 7 × 3 1 × 149 1 × 2129 1

素因数の和:2295
約数の個数: 64
約数和(自身を含む): 325890000
約数和(自身を除く): 204077136

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 149, 192, 298, 384, 447, 596, 894, 1192, 1788, 2129, 2384, 3576, 4258, 4768, 6387, 7152, 8516, 9536, 12774, 14304, 17032, 19072, 25548, 28608, 34064, 51096, 57216, 68128, 102192, 136256, 204384, 272512, 317221, 408768, 634442, 817536, 951663, 1268884, 1903326, 2537768, 3806652, 5075536, 7613304, 10151072, 15226608, 20302144, 30453216, 40604288, 60906432, 121812864]

約数ペア:
[(1, 121812864), (2, 60906432), (3, 40604288), (4, 30453216), (6, 20302144), (8, 15226608), (12, 10151072), (16, 7613304), (24, 5075536), (32, 3806652), (48, 2537768), (64, 1903326), (96, 1268884), (128, 951663), (149, 817536), (192, 634442), (298, 408768), (384, 317221), (447, 272512), (596, 204384), (894, 136256), (1192, 102192), (1788, 68128), (2129, 57216), (2384, 51096), (3576, 34064), (4258, 28608), (4768, 25548), (6387, 19072), (7152, 17032), (8516, 14304), (9536, 12774)]

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