221122969

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{19759}}^1$

素因数の和:19828

約数の個数: 12

約数和(自身を含む): 240913920

約数和(自身を除く): 19790951

約数列:

[1, 19, 31, 361, 589, 11191, 19759, 375421, 612529, 7132999, 11638051, 221122969]

約数ペア:

[(1, 221122969), (19, 11638051), (31, 7132999), (361, 612529), (589, 375421), (11191, 19759)]