668840367

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1008809}}^1$

素因数の和:1008842

約数の個数: 16

約数和(自身を含む): 1016880480

約数和(自身を除く): 348040113

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 1008809, 3026427, 13114517, 17149753, 39343551, 51449259, 222946789, 668840367]

約数ペア:

[(1, 668840367), (3, 222946789), (13, 51449259), (17, 39343551), (39, 17149753), (51, 13114517), (221, 3026427), (663, 1008809)]