1320651

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{1193}}^1$

素因数の和:1243

約数の個数: 16

約数和(自身を含む): 2005920

約数和(自身を除く): 685269

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 1193, 3579, 10737, 32211, 48913, 146739, 440217, 1320651]

約数ペア:

[(1, 1320651), (3, 440217), (9, 146739), (27, 48913), (41, 32211), (123, 10737), (369, 3579), (1107, 1193)]