28390593

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11173}}^1$

素因数の和:11205

約数の個数: 24

約数和(自身を含む): 47556544

約数和(自身を除く): 19165951

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 11173, 33519, 78211, 122903, 234633, 368709, 860321, 1351933, 2580963, 4055799, 9463531, 28390593]

約数ペア:

[(1, 28390593), (3, 9463531), (7, 4055799), (11, 2580963), (21, 1351933), (33, 860321), (77, 368709), (121, 234633), (231, 122903), (363, 78211), (847, 33519), (2541, 11173)]