About the Number

139231488

139231487 ← → 139231489

2進数表記:1000010011001000000100000000

漢数字表記:一億三千九百二十三万千四百八十八

素因数分解:

2 8 × 3 1 × 11 1 × 16481 1

素因数の和:16511
約数の個数: 72
約数和(自身を含む): 404270496
約数和(自身を除く): 265039008

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, 528, 704, 768, 1056, 1408, 2112, 2816, 4224, 8448, 16481, 32962, 49443, 65924, 98886, 131848, 181291, 197772, 263696, 362582, 395544, 527392, 543873, 725164, 791088, 1054784, 1087746, 1450328, 1582176, 2109568, 2175492, 2900656, 3164352, 4219136, 4350984, 5801312, 6328704, 8701968, 11602624, 12657408, 17403936, 23205248, 34807872, 46410496, 69615744, 139231488]

約数ペア:
[(1, 139231488), (2, 69615744), (3, 46410496), (4, 34807872), (6, 23205248), (8, 17403936), (11, 12657408), (12, 11602624), (16, 8701968), (22, 6328704), (24, 5801312), (32, 4350984), (33, 4219136), (44, 3164352), (48, 2900656), (64, 2175492), (66, 2109568), (88, 1582176), (96, 1450328), (128, 1087746), (132, 1054784), (176, 791088), (192, 725164), (256, 543873), (264, 527392), (352, 395544), (384, 362582), (528, 263696), (704, 197772), (768, 181291), (1056, 131848), (1408, 98886), (2112, 65924), (2816, 49443), (4224, 32962), (8448, 16481)]

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