295281

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 503360

約数和(自身を除く): 208079

約数列:

[1, 3, 7, 9, 21, 43, 63, 109, 129, 301, 327, 387, 763, 903, 981, 2289, 2709, 4687, 6867, 14061, 32809, 42183, 98427, 295281]

約数ペア:

[(1, 295281), (3, 98427), (7, 42183), (9, 32809), (21, 14061), (43, 6867), (63, 4687), (109, 2709), (129, 2289), (301, 981), (327, 903), (387, 763)]