289968314

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{20269}}^1$

素因数の和:20605

約数の個数: 16

約数和(自身を含む): 455345280

約数和(自身を除く): 165376966

約数列:

[1, 2, 23, 46, 311, 622, 7153, 14306, 20269, 40538, 466187, 932374, 6303659, 12607318, 144984157, 289968314]

約数ペア:

[(1, 289968314), (2, 144984157), (23, 12607318), (46, 6303659), (311, 932374), (622, 466187), (7153, 40538), (14306, 20269)]