211054129

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{10321}}^1$

素因数の和:10369

約数の個数: 18

約数和(自身を含む): 251227158

約数和(自身を除く): 40173029

約数列:

[1, 11, 13, 121, 143, 169, 1573, 1859, 10321, 20449, 113531, 134173, 1248841, 1475903, 1744249, 16234933, 19186739, 211054129]

約数ペア:

[(1, 211054129), (11, 19186739), (13, 16234933), (121, 1744249), (143, 1475903), (169, 1248841), (1573, 134173), (1859, 113531), (10321, 20449)]