About the Number

7131492990

7131492989 ← → 7131492991

2進数表記:110101001000100011111001001111110

漢数字表記:七十一億三千百四十九万二千九百九十

素因数分解:

2 1 × 3 3 × 5 1 × 26412937 1

素因数の和:26412953
約数の個数: 32
約数和(自身を含む): 19017315360
約数和(自身を除く): 11885822370

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 26412937, 52825874, 79238811, 132064685, 158477622, 237716433, 264129370, 396194055, 475432866, 713149299, 792388110, 1188582165, 1426298598, 2377164330, 3565746495, 7131492990]

約数ペア:
[(1, 7131492990), (2, 3565746495), (3, 2377164330), (5, 1426298598), (6, 1188582165), (9, 792388110), (10, 713149299), (15, 475432866), (18, 396194055), (27, 264129370), (30, 237716433), (45, 158477622), (54, 132064685), (90, 79238811), (135, 52825874), (270, 26412937)]

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