2002005

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2617}}^1$

素因数の和:2645

約数の個数: 24

約数和(自身を含む): 3675672

約数和(自身を除く): 1673667

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2617, 7851, 13085, 23553, 39255, 44489, 117765, 133467, 222445, 400401, 667335, 2002005]

約数ペア:

[(1, 2002005), (3, 667335), (5, 400401), (9, 222445), (15, 133467), (17, 117765), (45, 44489), (51, 39255), (85, 23553), (153, 13085), (255, 7851), (765, 2617)]