255636667

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{8089}}^1$

素因数の和:8143

約数の個数: 24

約数和(自身を含む): 319781520

約数和(自身を除く): 64144853

約数列:

[1, 11, 13, 17, 143, 169, 187, 221, 1859, 2431, 2873, 8089, 31603, 88979, 105157, 137513, 1156727, 1367041, 1512643, 1787669, 15037451, 19664359, 23239697, 255636667]

約数ペア:

[(1, 255636667), (11, 23239697), (13, 19664359), (17, 15037451), (143, 1787669), (169, 1512643), (187, 1367041), (221, 1156727), (1859, 137513), (2431, 105157), (2873, 88979), (8089, 31603)]