666052009

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{49843}}^1$

素因数の和:49956

約数の個数: 16

約数和(自身を含む): 803884032

約数和(自身を除く): 137832023

約数列:

[1, 7, 23, 83, 161, 581, 1909, 13363, 49843, 348901, 1146389, 4136969, 8024723, 28958783, 95150287, 666052009]

約数ペア:

[(1, 666052009), (7, 95150287), (23, 28958783), (83, 8024723), (161, 4136969), (581, 1146389), (1909, 348901), (13363, 49843)]