346249287

素因数分解:

$3^2\times {\mathrm{43}}^2\times {\mathrm{20807}}^1$

素因数の和:20899

約数の個数: 18

約数和(自身を含む): 512064072

約数和(自身を除く): 165814785

約数列:

[1, 3, 9, 43, 129, 387, 1849, 5547, 16641, 20807, 62421, 187263, 894701, 2684103, 8052309, 38472143, 115416429, 346249287]

約数ペア:

[(1, 346249287), (3, 115416429), (9, 38472143), (43, 8052309), (129, 2684103), (387, 894701), (1849, 187263), (5547, 62421), (16641, 20807)]