12690041

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 16654464

約数和(自身を除く): 3964423

約数列:

[1, 7, 13, 17, 91, 119, 169, 221, 631, 1183, 1547, 2873, 4417, 8203, 10727, 20111, 57421, 75089, 106639, 139451, 746473, 976157, 1812863, 12690041]

約数ペア:

[(1, 12690041), (7, 1812863), (13, 976157), (17, 746473), (91, 139451), (119, 106639), (169, 75089), (221, 57421), (631, 20111), (1183, 10727), (1547, 8203), (2873, 4417)]