About the Number

201287242

201287241 ← → 201287243

2進数表記:1011111111110110011001001010

漢数字表記:二億百二十八万七千二百四十二

素因数分解:

2 1 × 13 1 × 17 1 × 455401 1

素因数の和:455433
約数の個数: 16
約数和(自身を含む): 344283912
約数和(自身を除く): 142996670

約数列:
[1, 2, 13, 17, 26, 34, 221, 442, 455401, 910802, 5920213, 7741817, 11840426, 15483634, 100643621, 201287242]

約数ペア:
[(1, 201287242), (2, 100643621), (13, 15483634), (17, 11840426), (26, 7741817), (34, 5920213), (221, 910802), (442, 455401)]

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