221435929

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{140773}}^1$

素因数の和:140808

約数の個数: 12

約数和(自身を含む): 262121188

約数和(自身を除く): 40685259

約数列:

[1, 11, 13, 121, 143, 1573, 140773, 1548503, 1830049, 17033533, 20130539, 221435929]

約数ペア:

[(1, 221435929), (11, 20130539), (13, 17033533), (121, 1830049), (143, 1548503), (1573, 140773)]