12121281

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 18162144

約数和(自身を除く): 6040863

約数列:

[1, 3, 9, 41, 107, 123, 307, 321, 369, 921, 963, 2763, 4387, 12587, 13161, 32849, 37761, 39483, 98547, 113283, 295641, 1346809, 4040427, 12121281]

約数ペア:

[(1, 12121281), (3, 4040427), (9, 1346809), (41, 295641), (107, 113283), (123, 98547), (307, 39483), (321, 37761), (369, 32849), (921, 13161), (963, 12587), (2763, 4387)]