About the Number

129969387

129969386 ← → 129969388

2進数表記:111101111110010110011101011

漢数字表記:一億二千九百九十六万九千三百八十七

素因数分解:

3 3 × 29 1 × 127 1 × 1307 1

素因数の和:1472
約数の個数: 32
約数和(自身を含む): 200908800
約数和(自身を除く): 70939413

約数列:
[1, 3, 9, 27, 29, 87, 127, 261, 381, 783, 1143, 1307, 3429, 3683, 3921, 11049, 11763, 33147, 35289, 37903, 99441, 113709, 165989, 341127, 497967, 1023381, 1493901, 4481703, 4813681, 14441043, 43323129, 129969387]

約数ペア:
[(1, 129969387), (3, 43323129), (9, 14441043), (27, 4813681), (29, 4481703), (87, 1493901), (127, 1023381), (261, 497967), (381, 341127), (783, 165989), (1143, 113709), (1307, 99441), (3429, 37903), (3683, 35289), (3921, 33147), (11049, 11763)]

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