206980844

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{487}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 425660928

約数和(自身を除く): 218680084

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 353, 487, 602, 706, 974, 1204, 1412, 1948, 2471, 3409, 4942, 6818, 9884, 13636, 15179, 20941, 30358, 41882, 60716, 83764, 106253, 146587, 171911, 212506, 293174, 343822, 425012, 586348, 687644, 1203377, 2406754, 4813508, 7392173, 14784346, 29568692, 51745211, 103490422, 206980844]

約数ペア:

[(1, 206980844), (2, 103490422), (4, 51745211), (7, 29568692), (14, 14784346), (28, 7392173), (43, 4813508), (86, 2406754), (172, 1203377), (301, 687644), (353, 586348), (487, 425012), (602, 343822), (706, 293174), (974, 212506), (1204, 171911), (1412, 146587), (1948, 106253), (2471, 83764), (3409, 60716), (4942, 41882), (6818, 30358), (9884, 20941), (13636, 15179)]