About the Number

1387664068

1387664067 ← → 1387664069

2進数表記:1010010101101100001001011000100

漢数字表記:十三億八千七百六十六万四千六十八

素因数分解:

2 2 × 7 1 × 67 1 × 739693 1

素因数の和:739771
約数の個数: 24
約数和(自身を含む): 2816754752
約数和(自身を除く): 1429090684

約数列:
[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 739693, 1479386, 2958772, 5177851, 10355702, 20711404, 49559431, 99118862, 198237724, 346916017, 693832034, 1387664068]

約数ペア:
[(1, 1387664068), (2, 693832034), (4, 346916017), (7, 198237724), (14, 99118862), (28, 49559431), (67, 20711404), (134, 10355702), (268, 5177851), (469, 2958772), (938, 1479386), (1876, 739693)]

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