About the Number

231987712

231987711 ← → 231987713

2進数表記:1101110100111101101000000000

漢数字表記:二億三千百九十八万七千七百十二

素因数分解:

2 9 × 11 1 × 17 1 × 2423 1

素因数の和:2469
約数の個数: 80
約数和(自身を含む): 535626432
約数和(自身を除く): 303638720

約数列:
[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 256, 272, 352, 374, 512, 544, 704, 748, 1088, 1408, 1496, 2176, 2423, 2816, 2992, 4352, 4846, 5632, 5984, 8704, 9692, 11968, 19384, 23936, 26653, 38768, 41191, 47872, 53306, 77536, 82382, 95744, 106612, 155072, 164764, 213224, 310144, 329528, 426448, 453101, 620288, 659056, 852896, 906202, 1240576, 1318112, 1705792, 1812404, 2636224, 3411584, 3624808, 5272448, 6823168, 7249616, 10544896, 13646336, 14499232, 21089792, 28998464, 57996928, 115993856, 231987712]

約数ペア:
[(1, 231987712), (2, 115993856), (4, 57996928), (8, 28998464), (11, 21089792), (16, 14499232), (17, 13646336), (22, 10544896), (32, 7249616), (34, 6823168), (44, 5272448), (64, 3624808), (68, 3411584), (88, 2636224), (128, 1812404), (136, 1705792), (176, 1318112), (187, 1240576), (256, 906202), (272, 852896), (352, 659056), (374, 620288), (512, 453101), (544, 426448), (704, 329528), (748, 310144), (1088, 213224), (1408, 164764), (1496, 155072), (2176, 106612), (2423, 95744), (2816, 82382), (2992, 77536), (4352, 53306), (4846, 47872), (5632, 41191), (5984, 38768), (8704, 26653), (9692, 23936), (11968, 19384)]

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