12186981

素因数分解:

$3^2\times {\mathrm{59}}^2\times {\mathrm{389}}^1$

素因数の和:513

約数の個数: 18

約数和(自身を含む): 17952870

約数和(自身を除く): 5765889

約数列:

[1, 3, 9, 59, 177, 389, 531, 1167, 3481, 3501, 10443, 22951, 31329, 68853, 206559, 1354109, 4062327, 12186981]

約数ペア:

[(1, 12186981), (3, 4062327), (9, 1354109), (59, 206559), (177, 68853), (389, 31329), (531, 22951), (1167, 10443), (3481, 3501)]