2005080507

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{3908539}}^1$

素因数の和:3908567

約数の個数: 16

約数和(自身を含む): 3126832000

約数和(自身を除く): 1121751493

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 3908539, 11725617, 35176851, 74262241, 105530553, 222786723, 668360169, 2005080507]

約数ペア:

[(1, 2005080507), (3, 668360169), (9, 222786723), (19, 105530553), (27, 74262241), (57, 35176851), (171, 11725617), (513, 3908539)]