About the Number

12149765721

12149765720 ← → 12149765722

2進数表記:1011010100001011101011011001011001

漢数字表記:百二十一億四千九百七十六万五千七百二十一

素因数分解:

3 3 × 257 1 × 421 1 × 4159 1

素因数の和:4846
約数の個数: 32
約数和(自身を含む): 18116966400
約数和(自身を除く): 5967200679

約数列:
[1, 3, 9, 27, 257, 421, 771, 1263, 2313, 3789, 4159, 6939, 11367, 12477, 37431, 108197, 112293, 324591, 973773, 1068863, 1750939, 2921319, 3206589, 5252817, 9619767, 15758451, 28859301, 47275353, 449991323, 1349973969, 4049921907, 12149765721]

約数ペア:
[(1, 12149765721), (3, 4049921907), (9, 1349973969), (27, 449991323), (257, 47275353), (421, 28859301), (771, 15758451), (1263, 9619767), (2313, 5252817), (3789, 3206589), (4159, 2921319), (6939, 1750939), (11367, 1068863), (12477, 973773), (37431, 324591), (108197, 112293)]

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