About the Number

128021138

128021137 ← → 128021139

2進数表記:111101000010111001010010010

漢数字表記:一億二千八百二万千百三十八

素因数分解:

2 1 × 7 1 × 29 1 × 47 1 × 6709 1

素因数の和:6794
約数の個数: 32
約数和(自身を含む): 231897600
約数和(自身を除く): 103876462

約数列:
[1, 2, 7, 14, 29, 47, 58, 94, 203, 329, 406, 658, 1363, 2726, 6709, 9541, 13418, 19082, 46963, 93926, 194561, 315323, 389122, 630646, 1361927, 2207261, 2723854, 4414522, 9144367, 18288734, 64010569, 128021138]

約数ペア:
[(1, 128021138), (2, 64010569), (7, 18288734), (14, 9144367), (29, 4414522), (47, 2723854), (58, 2207261), (94, 1361927), (203, 630646), (329, 389122), (406, 315323), (658, 194561), (1363, 93926), (2726, 46963), (6709, 19082), (9541, 13418)]

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