11990187

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13457}}^1$

素因数の和:13480

約数の個数: 20

約数和(自身を含む): 19541016

約数和(自身を除く): 7550829

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 13457, 40371, 121113, 148027, 363339, 444081, 1090017, 1332243, 3996729, 11990187]

約数ペア:

[(1, 11990187), (3, 3996729), (9, 1332243), (11, 1090017), (27, 444081), (33, 363339), (81, 148027), (99, 121113), (297, 40371), (891, 13457)]