248391

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 423696

約数和(自身を除く): 175305

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 193, 429, 579, 1287, 1737, 2123, 2509, 6369, 7527, 19107, 22581, 27599, 82797, 248391]

約数ペア:

[(1, 248391), (3, 82797), (9, 27599), (11, 22581), (13, 19107), (33, 7527), (39, 6369), (99, 2509), (117, 2123), (143, 1737), (193, 1287), (429, 579)]