1213689455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{168451}}^1$

素因数の和:168598

約数の個数: 16

約数和(自身を含む): 1600967808

約数和(自身を除く): 387278353

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 168451, 842255, 1852961, 9264805, 22067081, 110335405, 242737891, 1213689455]

約数ペア:

[(1, 1213689455), (5, 242737891), (11, 110335405), (55, 22067081), (131, 9264805), (655, 1852961), (1441, 842255), (7205, 168451)]