28963737

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{32507}}^1$

素因数の和:32530

約数の個数: 20

約数和(自身を含む): 47201616

約数和(自身を除く): 18237879

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 32507, 97521, 292563, 357577, 877689, 1072731, 2633067, 3218193, 9654579, 28963737]

約数ペア:

[(1, 28963737), (3, 9654579), (9, 3218193), (11, 2633067), (27, 1072731), (33, 877689), (81, 357577), (99, 292563), (297, 97521), (891, 32507)]