27887211

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2789}}^1$

素因数の和:2907

約数の個数: 24

約数和(自身を含む): 44394480

約数和(自身を除く): 16507269

約数列:

[1, 3, 9, 11, 33, 99, 101, 303, 909, 1111, 2789, 3333, 8367, 9999, 25101, 30679, 92037, 276111, 281689, 845067, 2535201, 3098579, 9295737, 27887211]

約数ペア:

[(1, 27887211), (3, 9295737), (9, 3098579), (11, 2535201), (33, 845067), (99, 281689), (101, 276111), (303, 92037), (909, 30679), (1111, 25101), (2789, 9999), (3333, 8367)]