16690005

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21817}}^1$

素因数の和:21845

約数の個数: 24

約数和(自身を含む): 30632472

約数和(自身を除く): 13942467

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 21817, 65451, 109085, 196353, 327255, 370889, 981765, 1112667, 1854445, 3338001, 5563335, 16690005]

約数ペア:

[(1, 16690005), (3, 5563335), (5, 3338001), (9, 1854445), (15, 1112667), (17, 981765), (45, 370889), (51, 327255), (85, 196353), (153, 109085), (255, 65451), (765, 21817)]