2017609881

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{691199}}^1$

素因数の和:691348

約数の個数: 16

約数和(自身を含む): 3096576000

約数和(自身を除く): 1078966119

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 691199, 2073597, 4838393, 14515179, 96076661, 288229983, 672536627, 2017609881]

約数ペア:

[(1, 2017609881), (3, 672536627), (7, 288229983), (21, 96076661), (139, 14515179), (417, 4838393), (973, 2073597), (2919, 691199)]