About the Number

131974688

131974687 ← → 131974689

2進数表記:111110111011100011000100000

漢数字表記:一億三千百九十七万四千六百八十八

素因数分解:

2 5 × 31 1 × 133039 1

素因数の和:133080
約数の個数: 24
約数和(自身を含む): 268208640
約数和(自身を除く): 136233952

約数列:
[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 133039, 266078, 532156, 1064312, 2128624, 4124209, 4257248, 8248418, 16496836, 32993672, 65987344, 131974688]

約数ペア:
[(1, 131974688), (2, 65987344), (4, 32993672), (8, 16496836), (16, 8248418), (31, 4257248), (32, 4124209), (62, 2128624), (124, 1064312), (248, 532156), (496, 266078), (992, 133039)]

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