13380785

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1301}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 18701928

約数和(自身を除く): 5321143

約数列:

[1, 5, 11, 17, 55, 85, 121, 187, 605, 935, 1301, 2057, 6505, 10285, 14311, 22117, 71555, 110585, 157421, 243287, 787105, 1216435, 2676157, 13380785]

約数ペア:

[(1, 13380785), (5, 2676157), (11, 1216435), (17, 787105), (55, 243287), (85, 157421), (121, 110585), (187, 71555), (605, 22117), (935, 14311), (1301, 10285), (2057, 6505)]