28665689

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{859}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 32941440

約数和(自身を除く): 4275751

約数列:

[1, 13, 17, 151, 221, 859, 1963, 2567, 11167, 14603, 33371, 129709, 189839, 1686217, 2205053, 28665689]

約数ペア:

[(1, 28665689), (13, 2205053), (17, 1686217), (151, 189839), (221, 129709), (859, 33371), (1963, 14603), (2567, 11167)]