About the Number

115911081

115911080 ← → 115911082

2進数表記:110111010001010100110101001

漢数字表記:一億千五百九十一万千八十一

素因数分解:

3 4 × 11 1 × 13 1 × 10007 1

素因数の和:10043
約数の個数: 40
約数和(自身を含む): 203442624
約数和(自身を除く): 87531543

約数列:
[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 3861, 10007, 11583, 30021, 90063, 110077, 130091, 270189, 330231, 390273, 810567, 990693, 1170819, 1431001, 2972079, 3512457, 4293003, 8916237, 10537371, 12879009, 38637027, 115911081]

約数ペア:
[(1, 115911081), (3, 38637027), (9, 12879009), (11, 10537371), (13, 8916237), (27, 4293003), (33, 3512457), (39, 2972079), (81, 1431001), (99, 1170819), (117, 990693), (143, 810567), (297, 390273), (351, 330231), (429, 270189), (891, 130091), (1053, 110077), (1287, 90063), (3861, 30021), (10007, 11583)]

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