28278021233

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{232877}}^1$

素因数の和:232997

約数の個数: 32

約数和(自身を含む): 37558563840

約数和(自身を除く): 9280542607

約数列:

[1, 7, 11, 19, 77, 83, 133, 209, 581, 913, 1463, 1577, 6391, 11039, 17347, 121429, 232877, 1630139, 2561647, 4424663, 17931529, 19328791, 30972641, 48671293, 135301537, 212616701, 340699051, 367247029, 1488316907, 2570729203, 4039717319, 28278021233]

約数ペア:

[(1, 28278021233), (7, 4039717319), (11, 2570729203), (19, 1488316907), (77, 367247029), (83, 340699051), (133, 212616701), (209, 135301537), (581, 48671293), (913, 30972641), (1463, 19328791), (1577, 17931529), (6391, 4424663), (11039, 2561647), (17347, 1630139), (121429, 232877)]