About the Number

42085791

42085790 ← → 42085792

2進数表記:10100000100010110110011111

漢数字表記:四千二百八万五千七百九十一

素因数分解:

3 3 × 11 1 × 23 1 × 61 1 × 101 1

素因数の和:205
約数の個数: 64
約数和(自身を含む): 72852480
約数和(自身を除く): 30766689

約数列:
[1, 3, 9, 11, 23, 27, 33, 61, 69, 99, 101, 183, 207, 253, 297, 303, 549, 621, 671, 759, 909, 1111, 1403, 1647, 2013, 2277, 2323, 2727, 3333, 4209, 6039, 6161, 6831, 6969, 9999, 12627, 15433, 18117, 18483, 20907, 25553, 29997, 37881, 46299, 55449, 62721, 67771, 76659, 138897, 141703, 166347, 203313, 229977, 416691, 425109, 609939, 689931, 1275327, 1558733, 1829817, 3825981, 4676199, 14028597, 42085791]

約数ペア:
[(1, 42085791), (3, 14028597), (9, 4676199), (11, 3825981), (23, 1829817), (27, 1558733), (33, 1275327), (61, 689931), (69, 609939), (99, 425109), (101, 416691), (183, 229977), (207, 203313), (253, 166347), (297, 141703), (303, 138897), (549, 76659), (621, 67771), (671, 62721), (759, 55449), (909, 46299), (1111, 37881), (1403, 29997), (1647, 25553), (2013, 20907), (2277, 18483), (2323, 18117), (2727, 15433), (3333, 12627), (4209, 9999), (6039, 6969), (6161, 6831)]

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