87489794

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{2473}}^1$

素因数の和:2527

約数の個数: 36

約数和(自身を含む): 161183574

約数和(自身を除く): 73693780

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 361, 722, 931, 1862, 2473, 2527, 4946, 5054, 17311, 17689, 34622, 35378, 46987, 93974, 121177, 242354, 328909, 657818, 892753, 1785506, 2302363, 4604726, 6249271, 12498542, 43744897, 87489794]

約数ペア:

[(1, 87489794), (2, 43744897), (7, 12498542), (14, 6249271), (19, 4604726), (38, 2302363), (49, 1785506), (98, 892753), (133, 657818), (266, 328909), (361, 242354), (722, 121177), (931, 93974), (1862, 46987), (2473, 35378), (2527, 34622), (4946, 17689), (5054, 17311)]