17969225

素因数分解:

$5^2\times {\mathrm{139}}^1\times {\mathrm{5171}}^1$

素因数の和:5320

約数の個数: 12

約数和(自身を含む): 22446480

約数和(自身を除く): 4477255

約数列:

[1, 5, 25, 139, 695, 3475, 5171, 25855, 129275, 718769, 3593845, 17969225]

約数ペア:

[(1, 17969225), (5, 3593845), (25, 718769), (139, 129275), (695, 25855), (3475, 5171)]