About the Number

137689748

137689747 ← → 137689749

2進数表記:1000001101001111101010010100

漢数字表記:一億三千七百六十八万九千七百四十八

素因数分解:

2 2 × 7 1 × 1663 1 × 2957 1

素因数の和:4631
約数の個数: 24
約数和(自身を含む): 275638272
約数和(自身を除く): 137948524

約数列:
[1, 2, 4, 7, 14, 28, 1663, 2957, 3326, 5914, 6652, 11641, 11828, 20699, 23282, 41398, 46564, 82796, 4917491, 9834982, 19669964, 34422437, 68844874, 137689748]

約数ペア:
[(1, 137689748), (2, 68844874), (4, 34422437), (7, 19669964), (14, 9834982), (28, 4917491), (1663, 82796), (2957, 46564), (3326, 41398), (5914, 23282), (6652, 20699), (11641, 11828)]

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