About the Number

142047388

142047387 ← → 142047389

2進数表記:1000011101110111100010011100

漢数字表記:一億四千二百四万七千三百八十八

素因数分解:

2 2 × 7 1 × 1327 1 × 3823 1

素因数の和:5161
約数の個数: 24
約数和(自身を含む): 284383232
約数和(自身を除く): 142335844

約数列:
[1, 2, 4, 7, 14, 28, 1327, 2654, 3823, 5308, 7646, 9289, 15292, 18578, 26761, 37156, 53522, 107044, 5073121, 10146242, 20292484, 35511847, 71023694, 142047388]

約数ペア:
[(1, 142047388), (2, 71023694), (4, 35511847), (7, 20292484), (14, 10146242), (28, 5073121), (1327, 107044), (2654, 53522), (3823, 37156), (5308, 26761), (7646, 18578), (9289, 15292)]

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