282321

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 465920

約数和(自身を除く): 183599

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 127, 171, 247, 381, 741, 1143, 1651, 2223, 2413, 4953, 7239, 14859, 21717, 31369, 94107, 282321]

約数ペア:

[(1, 282321), (3, 94107), (9, 31369), (13, 21717), (19, 14859), (39, 7239), (57, 4953), (117, 2413), (127, 2223), (171, 1651), (247, 1143), (381, 741)]