398679983

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{8111}}^1$

素因数の和:8342

約数の個数: 16

約数和(自身を含む): 454272000

約数和(自身を除く): 55592017

約数列:

[1, 13, 19, 199, 247, 2587, 3781, 8111, 49153, 105443, 154109, 1614089, 2003417, 20983157, 30667691, 398679983]

約数ペア:

[(1, 398679983), (13, 30667691), (19, 20983157), (199, 2003417), (247, 1614089), (2587, 154109), (3781, 105443), (8111, 49153)]