2209339

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:103

約数の個数: 18

約数和(自身を含む): 2641380

約数和(自身を除く): 432041

約数列:

[1, 11, 19, 31, 121, 209, 341, 589, 961, 2299, 3751, 6479, 10571, 18259, 71269, 116281, 200849, 2209339]

約数ペア:

[(1, 2209339), (11, 200849), (19, 116281), (31, 71269), (121, 18259), (209, 10571), (341, 6479), (589, 3751), (961, 2299)]