289155969

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{3719}}^1$

素因数の和:3941

約数の個数: 24

約数和(自身を含む): 428276160

約数和(自身を除く): 139120191

約数列:

[1, 3, 9, 53, 159, 163, 477, 489, 1467, 3719, 8639, 11157, 25917, 33471, 77751, 197107, 591321, 606197, 1773963, 1818591, 5455773, 32128441, 96385323, 289155969]

約数ペア:

[(1, 289155969), (3, 96385323), (9, 32128441), (53, 5455773), (159, 1818591), (163, 1773963), (477, 606197), (489, 591321), (1467, 197107), (3719, 77751), (8639, 33471), (11157, 25917)]