11721531

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{409}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 16117920

約数和(自身を除く): 4396389

約数列:

[1, 3, 41, 123, 233, 409, 699, 1227, 9553, 16769, 28659, 50307, 95297, 285891, 3907177, 11721531]

約数ペア:

[(1, 11721531), (3, 3907177), (41, 285891), (123, 95297), (233, 50307), (409, 28659), (699, 16769), (1227, 9553)]