About the Number

12971090

12971089 ← → 12971091

2進数表記:110001011110110001010010

漢数字表記:千二百九十七万千九十

素因数分解:

2 1 × 5 1 × 11 1 × 37 1 × 3187 1

素因数の和:3242
約数の個数: 32
約数和(自身を含む): 26167104
約数和(自身を除く): 13196014

約数列:
[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 3187, 4070, 6374, 15935, 31870, 35057, 70114, 117919, 175285, 235838, 350570, 589595, 1179190, 1297109, 2594218, 6485545, 12971090]

約数ペア:
[(1, 12971090), (2, 6485545), (5, 2594218), (10, 1297109), (11, 1179190), (22, 589595), (37, 350570), (55, 235838), (74, 175285), (110, 117919), (185, 70114), (370, 35057), (407, 31870), (814, 15935), (2035, 6374), (3187, 4070)]

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