2856987

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 4773600

約数和(自身を除く): 1916613

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 449, 707, 909, 1347, 2121, 3143, 4041, 6363, 9429, 28287, 45349, 136047, 317443, 408141, 952329, 2856987]

約数ペア:

[(1, 2856987), (3, 952329), (7, 408141), (9, 317443), (21, 136047), (63, 45349), (101, 28287), (303, 9429), (449, 6363), (707, 4041), (909, 3143), (1347, 2121)]