28842561

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{32371}}^1$

素因数の和:32394

約数の個数: 20

約数和(自身を含む): 47004144

約数和(自身を除く): 18161583

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 32371, 97113, 291339, 356081, 874017, 1068243, 2622051, 3204729, 9614187, 28842561]

約数ペア:

[(1, 28842561), (3, 9614187), (9, 3204729), (11, 2622051), (27, 1068243), (33, 874017), (81, 356081), (99, 291339), (297, 97113), (891, 32371)]