215520819

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{102191}}^1$

素因数の和:102250

約数の個数: 16

約数和(自身を含む): 310663680

約数和(自身を除く): 95142861

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 102191, 306573, 1941629, 3781067, 5824887, 11343201, 71840273, 215520819]

約数ペア:

[(1, 215520819), (3, 71840273), (19, 11343201), (37, 5824887), (57, 3781067), (111, 1941629), (703, 306573), (2109, 102191)]