209514290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1232437}}^1$

素因数の和:1232461

約数の個数: 16

約数和(自身を含む): 399309912

約数和(自身を除く): 189795622

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1232437, 2464874, 6162185, 12324370, 20951429, 41902858, 104757145, 209514290]

約数ペア:

[(1, 209514290), (2, 104757145), (5, 41902858), (10, 20951429), (17, 12324370), (34, 6162185), (85, 2464874), (170, 1232437)]