8242157

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 10674048

約数和(自身を除く): 2431891

約数列:

[1, 7, 11, 37, 77, 121, 259, 263, 407, 847, 1841, 2849, 2893, 4477, 9731, 20251, 31339, 31823, 68117, 107041, 222761, 749287, 1177451, 8242157]

約数ペア:

[(1, 8242157), (7, 1177451), (11, 749287), (37, 222761), (77, 107041), (121, 68117), (259, 31823), (263, 31339), (407, 20251), (847, 9731), (1841, 4477), (2849, 2893)]