2198287

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 32

約数和(自身を含む): 3024000

約数和(自身を除く): 825713

約数列:

[1, 7, 13, 17, 29, 49, 91, 119, 203, 221, 343, 377, 493, 637, 833, 1421, 1547, 2639, 3451, 4459, 5831, 6409, 9947, 10829, 18473, 24157, 44863, 75803, 129311, 169099, 314041, 2198287]

約数ペア:

[(1, 2198287), (7, 314041), (13, 169099), (17, 129311), (29, 75803), (49, 44863), (91, 24157), (119, 18473), (203, 10829), (221, 9947), (343, 6409), (377, 5831), (493, 4459), (637, 3451), (833, 2639), (1421, 1547)]