660517

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:204

約数の個数: 16

約数和(自身を含む): 806400

約数和(自身を除く): 145883

約数列:

[1, 11, 13, 31, 143, 149, 341, 403, 1639, 1937, 4433, 4619, 21307, 50809, 60047, 660517]

約数ペア:

[(1, 660517), (11, 60047), (13, 50809), (31, 21307), (143, 4619), (149, 4433), (341, 1937), (403, 1639)]