About the Number

201275988

201275987 ← → 201275989

2進数表記:1011111111110011101001010100

漢数字表記:二億百二十七万五千九百八十八

素因数分解:

2 2 × 3 1 × 17 1 × 107 1 × 9221 1

素因数の和:9352
約数の個数: 48
約数和(自身を含む): 501971904
約数和(自身を除く): 300695916

約数列:
[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 107, 204, 214, 321, 428, 642, 1284, 1819, 3638, 5457, 7276, 9221, 10914, 18442, 21828, 27663, 36884, 55326, 110652, 156757, 313514, 470271, 627028, 940542, 986647, 1881084, 1973294, 2959941, 3946588, 5919882, 11839764, 16772999, 33545998, 50318997, 67091996, 100637994, 201275988]

約数ペア:
[(1, 201275988), (2, 100637994), (3, 67091996), (4, 50318997), (6, 33545998), (12, 16772999), (17, 11839764), (34, 5919882), (51, 3946588), (68, 2959941), (102, 1973294), (107, 1881084), (204, 986647), (214, 940542), (321, 627028), (428, 470271), (642, 313514), (1284, 156757), (1819, 110652), (3638, 55326), (5457, 36884), (7276, 27663), (9221, 21828), (10914, 18442)]

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