217020147

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223963}}^1$

素因数の和:224002

約数の個数: 16

約数和(自身を含む): 322508160

約数和(自身を除く): 105488013

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 223963, 671889, 3807371, 4255297, 11422113, 12765891, 72340049, 217020147]

約数ペア:

[(1, 217020147), (3, 72340049), (17, 12765891), (19, 11422113), (51, 4255297), (57, 3807371), (323, 671889), (969, 223963)]