2539791

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 3912480

約数和(自身を除く): 1372689

約数列:

[1, 3, 9, 29, 37, 87, 111, 261, 263, 333, 789, 1073, 2367, 3219, 7627, 9657, 9731, 22881, 29193, 68643, 87579, 282199, 846597, 2539791]

約数ペア:

[(1, 2539791), (3, 846597), (9, 282199), (29, 87579), (37, 68643), (87, 29193), (111, 22881), (261, 9731), (263, 9657), (333, 7627), (789, 3219), (1073, 2367)]