425523241

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{20809}}^1$

素因数の和:20857

約数の個数: 18

約数和(自身を含む): 506494590

約数和(自身を除く): 80971349

約数列:

[1, 11, 13, 121, 143, 169, 1573, 1859, 20449, 20809, 228899, 270517, 2517889, 2975687, 3516721, 32732557, 38683931, 425523241]

約数ペア:

[(1, 425523241), (11, 38683931), (13, 32732557), (121, 3516721), (143, 2975687), (169, 2517889), (1573, 270517), (1859, 228899), (20449, 20809)]