About the Number

201090789

201090788 ← → 201090790

2進数表記:1011111111000110011011100101

漢数字表記:二億百九万七百八十九

素因数分解:

3 3 × 617 1 × 12071 1

素因数の和:12697
約数の個数: 16
約数和(自身を含む): 298419840
約数和(自身を除く): 97329051

約数列:
[1, 3, 9, 27, 617, 1851, 5553, 12071, 16659, 36213, 108639, 325917, 7447807, 22343421, 67030263, 201090789]

約数ペア:
[(1, 201090789), (3, 67030263), (9, 22343421), (27, 7447807), (617, 325917), (1851, 108639), (5553, 36213), (12071, 16659)]

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