11870991

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6311}}^1$

素因数の和:6347

約数の個数: 24

約数和(自身を含む): 19693440

約数和(自身を除く): 7822449

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 6311, 18933, 56799, 69421, 119909, 208263, 359727, 624789, 1079181, 1318999, 3956997, 11870991]

約数ペア:

[(1, 11870991), (3, 3956997), (9, 1318999), (11, 1079181), (19, 624789), (33, 359727), (57, 208263), (99, 119909), (171, 69421), (209, 56799), (627, 18933), (1881, 6311)]