215683391

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{38371}}^1$

素因数の和:38462

約数の個数: 16

約数和(自身を含む): 272594688

約数和(自身を除く): 56911297

約数列:

[1, 7, 11, 73, 77, 511, 803, 5621, 38371, 268597, 422081, 2801083, 2954567, 19607581, 30811913, 215683391]

約数ペア:

[(1, 215683391), (7, 30811913), (11, 19607581), (73, 2954567), (77, 2801083), (511, 422081), (803, 268597), (5621, 38371)]