28986093

素因数分解:

$3^4\times {\mathrm{449}}^1\times {\mathrm{797}}^1$

素因数の和:1258

約数の個数: 20

約数和(自身を含む): 43451100

約数和(自身を除く): 14465007

約数列:

[1, 3, 9, 27, 81, 449, 797, 1347, 2391, 4041, 7173, 12123, 21519, 36369, 64557, 357853, 1073559, 3220677, 9662031, 28986093]

約数ペア:

[(1, 28986093), (3, 9662031), (9, 3220677), (27, 1073559), (81, 357853), (449, 64557), (797, 36369), (1347, 21519), (2391, 12123), (4041, 7173)]