About the Number

81696138

81696137 ← → 81696139

2進数表記:100110111101001010110001010

漢数字表記:八千百六十九万六千百三十八

素因数分解:

2 1 × 3 1 × 23 1 × 139 1 × 4259 1

素因数の和:4426
約数の個数: 32
約数和(自身を含む): 171763200
約数和(自身を除く): 90067062

約数列:
[1, 2, 3, 6, 23, 46, 69, 138, 139, 278, 417, 834, 3197, 4259, 6394, 8518, 9591, 12777, 19182, 25554, 97957, 195914, 293871, 587742, 592001, 1184002, 1776003, 3552006, 13616023, 27232046, 40848069, 81696138]

約数ペア:
[(1, 81696138), (2, 40848069), (3, 27232046), (6, 13616023), (23, 3552006), (46, 1776003), (69, 1184002), (138, 592001), (139, 587742), (278, 293871), (417, 195914), (834, 97957), (3197, 25554), (4259, 19182), (6394, 12777), (8518, 9591)]

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