About the Number

139968891

139968890 ← → 139968892

2進数表記:1000010101111100000101111011

漢数字表記:一億三千九百九十六万八千八百九十一

素因数分解:

3 4 × 37 1 × 46703 1

素因数の和:46752
約数の個数: 20
約数和(自身を含む): 214744992
約数和(自身を除く): 74776101

約数列:
[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 46703, 140109, 420327, 1260981, 1728011, 3782943, 5184033, 15552099, 46656297, 139968891]

約数ペア:
[(1, 139968891), (3, 46656297), (9, 15552099), (27, 5184033), (37, 3782943), (81, 1728011), (111, 1260981), (333, 420327), (999, 140109), (2997, 46703)]

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