218613892

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{25939}}^1$

素因数の和:26000

約数の個数: 36

約数和(自身を含む): 455402640

約数和(自身を除く): 236788748

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 25939, 51878, 103756, 181573, 363146, 726292, 1115377, 1271011, 2230754, 2542022, 4461508, 5084044, 7807639, 15615278, 31230556, 54653473, 109306946, 218613892]

約数ペア:

[(1, 218613892), (2, 109306946), (4, 54653473), (7, 31230556), (14, 15615278), (28, 7807639), (43, 5084044), (49, 4461508), (86, 2542022), (98, 2230754), (172, 1271011), (196, 1115377), (301, 726292), (602, 363146), (1204, 181573), (2107, 103756), (4214, 51878), (8428, 25939)]