28029969

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 46196832

約数和(自身を除く): 18166863

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 163, 193, 297, 489, 579, 891, 1467, 1737, 1793, 2123, 4401, 5211, 5379, 6369, 13203, 15633, 16137, 19107, 31459, 48411, 57321, 94377, 145233, 171963, 283131, 346049, 849393, 1038147, 2548179, 3114441, 9343323, 28029969]

約数ペア:

[(1, 28029969), (3, 9343323), (9, 3114441), (11, 2548179), (27, 1038147), (33, 849393), (81, 346049), (99, 283131), (163, 171963), (193, 145233), (297, 94377), (489, 57321), (579, 48411), (891, 31459), (1467, 19107), (1737, 16137), (1793, 15633), (2123, 13203), (4401, 6369), (5211, 5379)]