13423501

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{1621}}^1$

素因数の和:1661

約数の個数: 18

約数和(自身を含む): 16919082

約数和(自身を除く): 3495581

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 1621, 8281, 11347, 21073, 79429, 147511, 273949, 1032577, 1917643, 13423501]

約数ペア:

[(1, 13423501), (7, 1917643), (13, 1032577), (49, 273949), (91, 147511), (169, 79429), (637, 21073), (1183, 11347), (1621, 8281)]