1256285397

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{2657}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 1812713472

約数和(自身を除く): 556428075

約数列:

[1, 3, 17, 51, 73, 127, 219, 381, 1241, 2159, 2657, 3723, 6477, 7971, 9271, 27813, 45169, 135507, 157607, 193961, 337439, 472821, 581883, 1012317, 3297337, 5736463, 9892011, 17209389, 24633047, 73899141, 418761799, 1256285397]

約数ペア:

[(1, 1256285397), (3, 418761799), (17, 73899141), (51, 24633047), (73, 17209389), (127, 9892011), (219, 5736463), (381, 3297337), (1241, 1012317), (2159, 581883), (2657, 472821), (3723, 337439), (6477, 193961), (7971, 157607), (9271, 135507), (27813, 45169)]