208285819

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{250043}}^1$

素因数の和:250074

約数の個数: 12

約数和(自身を含む): 256545144

約数和(自身を除く): 48259325

約数列:

[1, 7, 17, 49, 119, 833, 250043, 1750301, 4250731, 12252107, 29755117, 208285819]

約数ペア:

[(1, 208285819), (7, 29755117), (17, 12252107), (49, 4250731), (119, 1750301), (833, 250043)]