16982405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 24167808

約数和(自身を除く): 7185403

約数列:

[1, 5, 11, 17, 41, 55, 85, 187, 205, 443, 451, 697, 935, 2215, 2255, 3485, 4873, 7531, 7667, 18163, 24365, 37655, 38335, 82841, 90815, 199793, 308771, 414205, 998965, 1543855, 3396481, 16982405]

約数ペア:

[(1, 16982405), (5, 3396481), (11, 1543855), (17, 998965), (41, 414205), (55, 308771), (85, 199793), (187, 90815), (205, 82841), (443, 38335), (451, 37655), (697, 24365), (935, 18163), (2215, 7667), (2255, 7531), (3485, 4873)]