218656559

素因数分解:

${\mathrm{11}}^2\times {\mathrm{239}}^1\times {\mathrm{7561}}^1$

素因数の和:7822

約数の個数: 12

約数和(自身を含む): 241379040

約数和(自身を除く): 22722481

約数列:

[1, 11, 121, 239, 2629, 7561, 28919, 83171, 914881, 1807079, 19877869, 218656559]

約数ペア:

[(1, 218656559), (11, 19877869), (121, 1807079), (239, 914881), (2629, 83171), (7561, 28919)]