1631421

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{1831}}^1$

素因数の和:1854

約数の個数: 20

約数和(自身を含む): 2660064

約数和(自身を除く): 1028643

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 1831, 5493, 16479, 20141, 49437, 60423, 148311, 181269, 543807, 1631421]

約数ペア:

[(1, 1631421), (3, 543807), (9, 181269), (11, 148311), (27, 60423), (33, 49437), (81, 20141), (99, 16479), (297, 5493), (891, 1831)]