2880821783

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1\times {\mathrm{20879}}^1$

素因数の和:21766

約数の個数: 16

約数和(自身を含む): 3439687680

約数和(自身を除く): 558865897

約数列:

[1, 7, 23, 161, 857, 5999, 19711, 20879, 137977, 146153, 480217, 3361519, 17893303, 125253121, 411545969, 2880821783]

約数ペア:

[(1, 2880821783), (7, 411545969), (23, 125253121), (161, 17893303), (857, 3361519), (5999, 480217), (19711, 146153), (20879, 137977)]