11287311

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{28289}}^1$

素因数の和:28318

約数の個数: 16

約数和(自身を含む): 18105600

約数和(自身を除く): 6818289

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 28289, 84867, 198023, 537491, 594069, 1612473, 3762437, 11287311]

約数ペア:

[(1, 11287311), (3, 3762437), (7, 1612473), (19, 594069), (21, 537491), (57, 198023), (133, 84867), (399, 28289)]