208527423

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{769}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 318225600

約数和(自身を除く): 109698177

約数列:

[1, 3, 13, 17, 39, 51, 221, 409, 663, 769, 1227, 2307, 5317, 6953, 9997, 13073, 15951, 20859, 29991, 39219, 90389, 169949, 271167, 314521, 509847, 943563, 4088773, 5346857, 12266319, 16040571, 69509141, 208527423]

約数ペア:

[(1, 208527423), (3, 69509141), (13, 16040571), (17, 12266319), (39, 5346857), (51, 4088773), (221, 943563), (409, 509847), (663, 314521), (769, 271167), (1227, 169949), (2307, 90389), (5317, 39219), (6953, 29991), (9997, 20859), (13073, 15951)]