1818245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2543}}^1$

素因数の和:2572

約数の個数: 16

約数和(自身を含む): 2564352

約数和(自身を除く): 746107

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 2543, 12715, 27973, 33059, 139865, 165295, 363649, 1818245]

約数ペア:

[(1, 1818245), (5, 363649), (11, 165295), (13, 139865), (55, 33059), (65, 27973), (143, 12715), (715, 2543)]