11985651

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{2027}}^1$

素因数の和:2112

約数の個数: 20

約数和(自身を含む): 18158712

約数和(自身を除く): 6173061

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 2027, 5913, 6081, 18243, 54729, 147971, 164187, 443913, 1331739, 3995217, 11985651]

約数ペア:

[(1, 11985651), (3, 3995217), (9, 1331739), (27, 443913), (73, 164187), (81, 147971), (219, 54729), (657, 18243), (1971, 6081), (2027, 5913)]