About the Number

149080988

149080987 ← → 149080989

2進数表記:1000111000101100101110011100

漢数字表記:一億四千九百八万九百八十八

素因数分解:

2 2 × 7 1 × 1861 1 × 2861 1

素因数の和:4733
約数の個数: 24
約数和(自身を含む): 298426464
約数和(自身を除く): 149345476

約数列:
[1, 2, 4, 7, 14, 28, 1861, 2861, 3722, 5722, 7444, 11444, 13027, 20027, 26054, 40054, 52108, 80108, 5324321, 10648642, 21297284, 37270247, 74540494, 149080988]

約数ペア:
[(1, 149080988), (2, 74540494), (4, 37270247), (7, 21297284), (14, 10648642), (28, 5324321), (1861, 80108), (2861, 52108), (3722, 40054), (5722, 26054), (7444, 20027), (11444, 13027)]

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