289497789

素因数分解:

$3^2\times 7^1\times {\mathrm{839}}^1\times {\mathrm{5477}}^1$

素因数の和:6329

約数の個数: 24

約数和(自身を含む): 478558080

約数和(自身を除く): 189060291

約数列:

[1, 3, 7, 9, 21, 63, 839, 2517, 5477, 5873, 7551, 16431, 17619, 38339, 49293, 52857, 115017, 345051, 4595203, 13785609, 32166421, 41356827, 96499263, 289497789]

約数ペア:

[(1, 289497789), (3, 96499263), (7, 41356827), (9, 32166421), (21, 13785609), (63, 4595203), (839, 345051), (2517, 115017), (5477, 52857), (5873, 49293), (7551, 38339), (16431, 17619)]