129978243

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1423}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 205056000

約数和(自身を除く): 75077757

約数列:

[1, 3, 9, 17, 27, 51, 153, 199, 459, 597, 1423, 1791, 3383, 4269, 5373, 10149, 12807, 24191, 30447, 38421, 72573, 91341, 217719, 283177, 653157, 849531, 2548593, 4814009, 7645779, 14442027, 43326081, 129978243]

約数ペア:

[(1, 129978243), (3, 43326081), (9, 14442027), (17, 7645779), (27, 4814009), (51, 2548593), (153, 849531), (199, 653157), (459, 283177), (597, 217719), (1423, 91341), (1791, 72573), (3383, 38421), (4269, 30447), (5373, 24191), (10149, 12807)]