27484639

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{3319}}^1$

素因数の和:3359

約数の個数: 18

約数和(自身を含む): 34630920

約数和(自身を除く): 7146281

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 3319, 8281, 23233, 43147, 162631, 302029, 560911, 2114203, 3926377, 27484639]

約数ペア:

[(1, 27484639), (7, 3926377), (13, 2114203), (49, 560911), (91, 302029), (169, 162631), (637, 43147), (1183, 23233), (3319, 8281)]