2689840917

素因数分解:

$3^2\times {\mathrm{1559}}^1\times {\mathrm{191707}}^1$

素因数の和:193272

約数の個数: 12

約数和(自身を含む): 3887838240

約数和(自身を除く): 1197997323

約数列:

[1, 3, 9, 1559, 4677, 14031, 191707, 575121, 1725363, 298871213, 896613639, 2689840917]

約数ペア:

[(1, 2689840917), (3, 896613639), (9, 298871213), (1559, 1725363), (4677, 575121), (14031, 191707)]