218552321

素因数分解:

${\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{8237}}^1$

素因数の和:8420

約数の個数: 12

約数和(自身を含む): 238193532

約数和(自身を除く): 19641211

約数列:

[1, 13, 157, 169, 2041, 8237, 26533, 107081, 1293209, 1392053, 16811717, 218552321]

約数ペア:

[(1, 218552321), (13, 16811717), (157, 1392053), (169, 1293209), (2041, 107081), (8237, 26533)]