205382355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{805421}}^1$

素因数の和:805446

約数の個数: 16

約数和(自身を含む): 347942304

約数和(自身を除く): 142559949

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 805421, 2416263, 4027105, 12081315, 13692157, 41076471, 68460785, 205382355]

約数ペア:

[(1, 205382355), (3, 68460785), (5, 41076471), (15, 13692157), (17, 12081315), (51, 4027105), (85, 2416263), (255, 805421)]