395811

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 655200

約数和(自身を除く): 259389

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 199, 221, 597, 663, 1791, 1989, 2587, 3383, 7761, 10149, 23283, 30447, 43979, 131937, 395811]

約数ペア:

[(1, 395811), (3, 131937), (9, 43979), (13, 30447), (17, 23283), (39, 10149), (51, 7761), (117, 3383), (153, 2587), (199, 1989), (221, 1791), (597, 663)]