2017780017

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{439891}}^1$

素因数の和:440044

約数の個数: 16

約数和(自身を含む): 2956074240

約数和(自身を除く): 938294223

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4587, 439891, 1319673, 4838801, 14516403, 61144849, 183434547, 672593339, 2017780017]

約数ペア:

[(1, 2017780017), (3, 672593339), (11, 183434547), (33, 61144849), (139, 14516403), (417, 4838801), (1529, 1319673), (4587, 439891)]