28236123

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 41698800

約数和(自身を除く): 13462677

約数列:

[1, 3, 9, 107, 109, 269, 321, 327, 807, 963, 981, 2421, 11663, 28783, 29321, 34989, 86349, 87963, 104967, 259047, 263889, 3137347, 9412041, 28236123]

約数ペア:

[(1, 28236123), (3, 9412041), (9, 3137347), (107, 263889), (109, 259047), (269, 104967), (321, 87963), (327, 86349), (807, 34989), (963, 29321), (981, 28783), (2421, 11663)]