About the Number

27997312

27997311 ← → 27997313

2進数表記:1101010110011010010000000

漢数字表記:二千七百九十九万七千三百十二

素因数分解:

2 7 × 7 1 × 31247 1

素因数の和:31268
約数の個数: 32
約数和(自身を含む): 63745920
約数和(自身を除く): 35748608

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 31247, 62494, 124988, 218729, 249976, 437458, 499952, 874916, 999904, 1749832, 1999808, 3499664, 3999616, 6999328, 13998656, 27997312]

約数ペア:
[(1, 27997312), (2, 13998656), (4, 6999328), (7, 3999616), (8, 3499664), (14, 1999808), (16, 1749832), (28, 999904), (32, 874916), (56, 499952), (64, 437458), (112, 249976), (128, 218729), (224, 124988), (448, 62494), (896, 31247)]

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