2198097

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{2467}}^1$

素因数の和:2490

約数の個数: 20

約数和(自身を含む): 3583536

約数和(自身を除く): 1385439

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 2467, 7401, 22203, 27137, 66609, 81411, 199827, 244233, 732699, 2198097]

約数ペア:

[(1, 2198097), (3, 732699), (9, 244233), (11, 199827), (27, 81411), (33, 66609), (81, 27137), (99, 22203), (297, 7401), (891, 2467)]