858606489

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{20789}}^1$

素因数の和:21161

約数の個数: 24

約数和(自身を含む): 1339458120

約数和(自身を除く): 480851631

約数列:

[1, 3, 9, 13, 39, 117, 353, 1059, 3177, 4589, 13767, 20789, 41301, 62367, 187101, 270257, 810771, 2432313, 7338517, 22015551, 66046653, 95400721, 286202163, 858606489]

約数ペア:

[(1, 858606489), (3, 286202163), (9, 95400721), (13, 66046653), (39, 22015551), (117, 7338517), (353, 2432313), (1059, 810771), (3177, 270257), (4589, 187101), (13767, 62367), (20789, 41301)]