About the Number

138830972

138830971 ← → 138830973

2進数表記:1000010001100110010001111100

漢数字表記:一億三千八百八十三万九百七十二

素因数分解:

2 2 × 7 1 × 829 1 × 5981 1

素因数の和:6821
約数の個数: 24
約数和(自身を含む): 278043360
約数和(自身を除く): 139212388

約数列:
[1, 2, 4, 7, 14, 28, 829, 1658, 3316, 5803, 5981, 11606, 11962, 23212, 23924, 41867, 83734, 167468, 4958249, 9916498, 19832996, 34707743, 69415486, 138830972]

約数ペア:
[(1, 138830972), (2, 69415486), (4, 34707743), (7, 19832996), (14, 9916498), (28, 4958249), (829, 167468), (1658, 83734), (3316, 41867), (5803, 23924), (5981, 23212), (11606, 11962)]

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