About the Number

138121130

138121129 ← → 138121131

2進数表記:1000001110111000111110101010

漢数字表記:一億三千八百十二万千百三十

素因数分解:

2 1 × 5 1 × 7 1 × 83 1 × 23773 1

素因数の和:23870
約数の個数: 32
約数和(自身を含む): 287570304
約数和(自身を除く): 149449174

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 415, 581, 830, 1162, 2905, 5810, 23773, 47546, 118865, 166411, 237730, 332822, 832055, 1664110, 1973159, 3946318, 9865795, 13812113, 19731590, 27624226, 69060565, 138121130]

約数ペア:
[(1, 138121130), (2, 69060565), (5, 27624226), (7, 19731590), (10, 13812113), (14, 9865795), (35, 3946318), (70, 1973159), (83, 1664110), (166, 832055), (415, 332822), (581, 237730), (830, 166411), (1162, 118865), (2905, 47546), (5810, 23773)]

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