26909253

素因数分解:

$3^4\times 7^1\times {\mathrm{47459}}^1$

素因数の和:47478

約数の個数: 20

約数和(自身を含む): 45941280

約数和(自身を除く): 19032027

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 47459, 142377, 332213, 427131, 996639, 1281393, 2989917, 3844179, 8969751, 26909253]

約数ペア:

[(1, 26909253), (3, 8969751), (7, 3844179), (9, 2989917), (21, 1281393), (27, 996639), (63, 427131), (81, 332213), (189, 142377), (567, 47459)]