About the Number

129238230

129238229 ← → 129238231

2進数表記:111101101000000010011010110

漢数字表記:一億二千九百二十三万八千二百三十

素因数分解:

2 1 × 3 1 × 5 1 × 11 1 × 391631 1

素因数の和:391652
約数の個数: 32
約数和(自身を含む): 338370048
約数和(自身を除く): 209131818

約数列:
[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 391631, 783262, 1174893, 1958155, 2349786, 3916310, 4307941, 5874465, 8615882, 11748930, 12923823, 21539705, 25847646, 43079410, 64619115, 129238230]

約数ペア:
[(1, 129238230), (2, 64619115), (3, 43079410), (5, 25847646), (6, 21539705), (10, 12923823), (11, 11748930), (15, 8615882), (22, 5874465), (30, 4307941), (33, 3916310), (55, 2349786), (66, 1958155), (110, 1174893), (165, 783262), (330, 391631)]

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