28095963

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1459}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 43940160

約数和(自身を除く): 15844197

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 1459, 2751, 4377, 6419, 10213, 19257, 30639, 71491, 191129, 214473, 573387, 1337903, 4013709, 9365321, 28095963]

約数ペア:

[(1, 28095963), (3, 9365321), (7, 4013709), (21, 1337903), (49, 573387), (131, 214473), (147, 191129), (393, 71491), (917, 30639), (1459, 19257), (2751, 10213), (4377, 6419)]