2857085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 4402944

約数和(自身を除く): 1545859

約数列:

[1, 5, 7, 11, 35, 41, 55, 77, 181, 205, 287, 385, 451, 905, 1267, 1435, 1991, 2255, 3157, 6335, 7421, 9955, 13937, 15785, 37105, 51947, 69685, 81631, 259735, 408155, 571417, 2857085]

約数ペア:

[(1, 2857085), (5, 571417), (7, 408155), (11, 259735), (35, 81631), (41, 69685), (55, 51947), (77, 37105), (181, 15785), (205, 13937), (287, 9955), (385, 7421), (451, 6335), (905, 3157), (1267, 2255), (1435, 1991)]