87074042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{19889}}^1$

素因数の和:20101

約数の個数: 16

約数和(自身を含む): 143208000

約数和(自身を除く): 56133958

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 19889, 39778, 218779, 437558, 3957911, 7915822, 43537021, 87074042]

約数ペア:

[(1, 87074042), (2, 43537021), (11, 7915822), (22, 3957911), (199, 437558), (398, 218779), (2189, 39778), (4378, 19889)]