3911409

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1178

約数の個数: 20

約数和(自身を含む): 5984176

約数和(自身を除く): 2072767

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1123, 1161, 3369, 3483, 10107, 30321, 48289, 90963, 144867, 434601, 1303803, 3911409]

約数ペア:

[(1, 3911409), (3, 1303803), (9, 434601), (27, 144867), (43, 90963), (81, 48289), (129, 30321), (387, 10107), (1123, 3483), (1161, 3369)]