1729855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 16

約数和(自身を含む): 2217600

約数和(自身を除く): 487745

約数列:

[1, 5, 19, 95, 131, 139, 655, 695, 2489, 2641, 12445, 13205, 18209, 91045, 345971, 1729855]

約数ペア:

[(1, 1729855), (5, 345971), (19, 91045), (95, 18209), (131, 13205), (139, 12445), (655, 2641), (695, 2489)]