About the Number

131043948

131043947 ← → 131043949

2進数表記:111110011111001001001101100

漢数字表記:一億三千百四万三千九百四十八

素因数分解:

2 2 × 3 1 × 7 1 × 1560047 1

素因数の和:1560061
約数の個数: 24
約数和(自身を含む): 349450752
約数和(自身を除く): 218406804

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1560047, 3120094, 4680141, 6240188, 9360282, 10920329, 18720564, 21840658, 32760987, 43681316, 65521974, 131043948]

約数ペア:
[(1, 131043948), (2, 65521974), (3, 43681316), (4, 32760987), (6, 21840658), (7, 18720564), (12, 10920329), (14, 9360282), (21, 6240188), (28, 4680141), (42, 3120094), (84, 1560047)]

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