1809226991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{408127}}^1$

素因数の和:408182

約数の個数: 16

約数和(自身を含む): 2194096128

約数和(自身を除く): 384869137

約数列:

[1, 11, 13, 31, 143, 341, 403, 4433, 408127, 4489397, 5305651, 12651937, 58362161, 139171307, 164475181, 1809226991]

約数ペア:

[(1, 1809226991), (11, 164475181), (13, 139171307), (31, 58362161), (143, 12651937), (341, 5305651), (403, 4489397), (4433, 408127)]