2613247

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^2$

素因数の和:127

約数の個数: 18

約数和(自身を含む): 3304248

約数和(自身を除く): 691001

約数列:

[1, 7, 13, 47, 91, 169, 329, 611, 1183, 2209, 4277, 7943, 15463, 28717, 55601, 201019, 373321, 2613247]

約数ペア:

[(1, 2613247), (7, 373321), (13, 201019), (47, 55601), (91, 28717), (169, 15463), (329, 7943), (611, 4277), (1183, 2209)]