2492021

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:524

約数の個数: 16

約数和(自身を含む): 3077760

約数和(自身を除く): 585739

約数列:

[1, 7, 19, 41, 133, 287, 457, 779, 3199, 5453, 8683, 18737, 60781, 131159, 356003, 2492021]

約数ペア:

[(1, 2492021), (7, 356003), (19, 131159), (41, 60781), (133, 18737), (287, 8683), (457, 5453), (779, 3199)]