123426579

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{757}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 183375360

約数和(自身を除く): 59948781

約数列:

[1, 3, 17, 23, 51, 69, 139, 391, 417, 757, 1173, 2271, 2363, 3197, 7089, 9591, 12869, 17411, 38607, 52233, 54349, 105223, 163047, 295987, 315669, 887961, 1788791, 2420129, 5366373, 7260387, 41142193, 123426579]

約数ペア:

[(1, 123426579), (3, 41142193), (17, 7260387), (23, 5366373), (51, 2420129), (69, 1788791), (139, 887961), (391, 315669), (417, 295987), (757, 163047), (1173, 105223), (2271, 54349), (2363, 52233), (3197, 38607), (7089, 17411), (9591, 12869)]