205442391

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{233}}^1\times {\mathrm{347}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 346574592

約数和(自身を除く): 141132201

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 233, 347, 363, 699, 847, 1041, 1631, 2429, 2541, 2563, 3817, 4893, 7287, 7689, 11451, 17941, 26719, 28193, 41987, 53823, 80157, 80851, 84579, 125961, 197351, 242553, 293909, 565957, 592053, 881727, 889361, 1697871, 2668083, 6225527, 9782971, 18676581, 29348913, 68480797, 205442391]

約数ペア:

[(1, 205442391), (3, 68480797), (7, 29348913), (11, 18676581), (21, 9782971), (33, 6225527), (77, 2668083), (121, 1697871), (231, 889361), (233, 881727), (347, 592053), (363, 565957), (699, 293909), (847, 242553), (1041, 197351), (1631, 125961), (2429, 84579), (2541, 80851), (2563, 80157), (3817, 53823), (4893, 41987), (7287, 28193), (7689, 26719), (11451, 17941)]