12777583

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{1543}}^1$

素因数の和:1583

約数の個数: 18

約数和(自身を含む): 16105464

約数和(自身を除く): 3327881

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 1543, 8281, 10801, 20059, 75607, 140413, 260767, 982891, 1825369, 12777583]

約数ペア:

[(1, 12777583), (7, 1825369), (13, 982891), (49, 260767), (91, 140413), (169, 75607), (637, 20059), (1183, 10801), (1543, 8281)]