289457191

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{1153}}^1$

素因数の和:1426

約数の個数: 16

約数和(自身を含む): 310841440

約数和(自身を除く): 21384249

約数列:

[1, 19, 73, 181, 1153, 1387, 3439, 13213, 21907, 84169, 208693, 251047, 1599211, 3965167, 15234589, 289457191]

約数ペア:

[(1, 289457191), (19, 15234589), (73, 3965167), (181, 1599211), (1153, 251047), (1387, 208693), (3439, 84169), (13213, 21907)]