About the Number

131491074

131491073 ← → 131491075

2進数表記:111110101100110010100000010

漢数字表記:一億三千百四十九万千七十四

素因数分解:

2 1 × 3 1 × 11 1 × 13 1 × 331 1 × 463 1

素因数の和:823
約数の個数: 64
約数和(自身を含む): 310560768
約数和(自身を除く): 179069694

約数列:
[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 331, 429, 463, 662, 858, 926, 993, 1389, 1986, 2778, 3641, 4303, 5093, 6019, 7282, 8606, 10186, 10923, 12038, 12909, 15279, 18057, 21846, 25818, 30558, 36114, 47333, 66209, 94666, 132418, 141999, 153253, 198627, 283998, 306506, 397254, 459759, 919518, 1685783, 1992289, 3371566, 3984578, 5057349, 5976867, 10114698, 11953734, 21915179, 43830358, 65745537, 131491074]

約数ペア:
[(1, 131491074), (2, 65745537), (3, 43830358), (6, 21915179), (11, 11953734), (13, 10114698), (22, 5976867), (26, 5057349), (33, 3984578), (39, 3371566), (66, 1992289), (78, 1685783), (143, 919518), (286, 459759), (331, 397254), (429, 306506), (463, 283998), (662, 198627), (858, 153253), (926, 141999), (993, 132418), (1389, 94666), (1986, 66209), (2778, 47333), (3641, 36114), (4303, 30558), (5093, 25818), (6019, 21846), (7282, 18057), (8606, 15279), (10186, 12909), (10923, 12038)]

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