382389

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 16

約数和(自身を含む): 591360

約数和(自身を除く): 208971

約数列:

[1, 3, 7, 21, 131, 139, 393, 417, 917, 973, 2751, 2919, 18209, 54627, 127463, 382389]

約数ペア:

[(1, 382389), (3, 127463), (7, 54627), (21, 18209), (131, 2919), (139, 2751), (393, 973), (417, 917)]