208606489

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{21031}}^1$

素因数の和:21160

約数の個数: 16

約数和(自身を含む): 259114240

約数和(自身を除く): 50507751

約数列:

[1, 7, 13, 91, 109, 763, 1417, 9919, 21031, 147217, 273403, 1913821, 2292379, 16046653, 29800927, 208606489]

約数ペア:

[(1, 208606489), (7, 29800927), (13, 16046653), (91, 2292379), (109, 1913821), (763, 273403), (1417, 147217), (9919, 21031)]