About the Number

1291026248

1291026247 ← → 1291026249

2進数表記:1001100111100110111111101001000

漢数字表記:十二億九千百二万六千二百四十八

素因数分解:

2 3 × 23 1 × 31 1 × 226337 1

素因数の和:226397
約数の個数: 32
約数和(自身を含む): 2607413760
約数和(自身を除く): 1316387512

約数列:
[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 184, 248, 713, 1426, 2852, 5704, 226337, 452674, 905348, 1810696, 5205751, 7016447, 10411502, 14032894, 20823004, 28065788, 41646008, 56131576, 161378281, 322756562, 645513124, 1291026248]

約数ペア:
[(1, 1291026248), (2, 645513124), (4, 322756562), (8, 161378281), (23, 56131576), (31, 41646008), (46, 28065788), (62, 20823004), (92, 14032894), (124, 10411502), (184, 7016447), (248, 5205751), (713, 1810696), (1426, 905348), (2852, 452674), (5704, 226337)]

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