1611701

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 16

約数和(自身を含む): 2016000

約数和(自身を除く): 404299

約数列:

[1, 7, 13, 89, 91, 199, 623, 1157, 1393, 2587, 8099, 17711, 18109, 123977, 230243, 1611701]

約数ペア:

[(1, 1611701), (7, 230243), (13, 123977), (89, 18109), (91, 17711), (199, 8099), (623, 2587), (1157, 1393)]