2387231

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 3129984

約数和(自身を除く): 742753

約数列:

[1, 7, 11, 43, 49, 77, 103, 301, 473, 539, 721, 1133, 2107, 3311, 4429, 5047, 7931, 23177, 31003, 48719, 55517, 217021, 341033, 2387231]

約数ペア:

[(1, 2387231), (7, 341033), (11, 217021), (43, 55517), (49, 48719), (77, 31003), (103, 23177), (301, 7931), (473, 5047), (539, 4429), (721, 3311), (1133, 2107)]