12420981

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{10867}}^1$

素因数の和:11000

約数の個数: 12

約数和(自身を含む): 18084352

約数和(自身を除く): 5663371

約数列:

[1, 3, 9, 127, 381, 1143, 10867, 32601, 97803, 1380109, 4140327, 12420981]

約数ペア:

[(1, 12420981), (3, 4140327), (9, 1380109), (127, 97803), (381, 32601), (1143, 10867)]