28420678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2311}}^1$

素因数の和:2380

約数の個数: 32

約数和(自身を含む): 51270912

約数和(自身を除く): 22850234

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 286, 473, 559, 946, 1118, 2311, 4622, 6149, 12298, 25421, 30043, 50842, 60086, 99373, 198746, 330473, 660946, 1093103, 1291849, 2186206, 2583698, 14210339, 28420678]

約数ペア:

[(1, 28420678), (2, 14210339), (11, 2583698), (13, 2186206), (22, 1291849), (26, 1093103), (43, 660946), (86, 330473), (143, 198746), (286, 99373), (473, 60086), (559, 50842), (946, 30043), (1118, 25421), (2311, 12298), (4622, 6149)]