209547

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:224

約数の個数: 20

約数和(自身を含む): 338800

約数和(自身を除く): 129253

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 199, 351, 597, 1053, 1791, 2587, 5373, 7761, 16119, 23283, 69849, 209547]

約数ペア:

[(1, 209547), (3, 69849), (9, 23283), (13, 16119), (27, 7761), (39, 5373), (81, 2587), (117, 1791), (199, 1053), (351, 597)]