About the Number

129981071

129981070 ← → 129981072

2進数表記:111101111110101101010001111

漢数字表記:一億二千九百九十八万千七十一

素因数分解:

11 1 × 19 1 × 59 1 × 83 1 × 127 1

素因数の和:299
約数の個数: 32
約数和(自身を含む): 154828800
約数和(自身を除く): 24847729

約数列:
[1, 11, 19, 59, 83, 127, 209, 649, 913, 1121, 1397, 1577, 2413, 4897, 7493, 10541, 12331, 17347, 26543, 53867, 82423, 93043, 115951, 142367, 200279, 621919, 1023473, 1566037, 2203069, 6841109, 11816461, 129981071]

約数ペア:
[(1, 129981071), (11, 11816461), (19, 6841109), (59, 2203069), (83, 1566037), (127, 1023473), (209, 621919), (649, 200279), (913, 142367), (1121, 115951), (1397, 93043), (1577, 82423), (2413, 53867), (4897, 26543), (7493, 17347), (10541, 12331)]

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