2015805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 3709440

約数和(自身を除く): 1693635

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 643, 1045, 1929, 3135, 3215, 7073, 9645, 12217, 21219, 35365, 36651, 61085, 106095, 134387, 183255, 403161, 671935, 2015805]

約数ペア:

[(1, 2015805), (3, 671935), (5, 403161), (11, 183255), (15, 134387), (19, 106095), (33, 61085), (55, 36651), (57, 35365), (95, 21219), (165, 12217), (209, 9645), (285, 7073), (627, 3215), (643, 3135), (1045, 1929)]