66261911

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:291

約数の個数: 18

約数和(自身を含む): 72639936

約数和(自身を除く): 6378025

約数列:

[1, 19, 31, 191, 361, 589, 961, 3629, 5921, 11191, 18259, 68951, 112499, 183551, 346921, 2137481, 3487469, 66261911]

約数ペア:

[(1, 66261911), (19, 3487469), (31, 2137481), (191, 346921), (361, 183551), (589, 112499), (961, 68951), (3629, 18259), (5921, 11191)]