About the Number

231121492

231121491 ← → 231121493

2進数表記:1101110001101010001001010100

漢数字表記:二億三千百十二万千四百九十二

素因数分解:

2 2 × 7 1 × 31 1 × 266269 1

素因数の和:266311
約数の個数: 24
約数和(自身を含む): 477155840
約数和(自身を除く): 246034348

約数列:
[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 266269, 532538, 1065076, 1863883, 3727766, 7455532, 8254339, 16508678, 33017356, 57780373, 115560746, 231121492]

約数ペア:
[(1, 231121492), (2, 115560746), (4, 57780373), (7, 33017356), (14, 16508678), (28, 8254339), (31, 7455532), (62, 3727766), (124, 1863883), (217, 1065076), (434, 532538), (868, 266269)]

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