161784791

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{28289}}^1$

素因数の和:28358

約数の個数: 16

約数和(自身を含む): 199161600

約数和(自身を除く): 37376809

約数列:

[1, 7, 19, 43, 133, 301, 817, 5719, 28289, 198023, 537491, 1216427, 3762437, 8514989, 23112113, 161784791]

約数ペア:

[(1, 161784791), (7, 23112113), (19, 8514989), (43, 3762437), (133, 1216427), (301, 537491), (817, 198023), (5719, 28289)]