2880297

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 4804800

約数和(自身を除く): 1924503

約数列:

[1, 3, 7, 9, 21, 63, 131, 349, 393, 917, 1047, 1179, 2443, 2751, 3141, 7329, 8253, 21987, 45719, 137157, 320033, 411471, 960099, 2880297]

約数ペア:

[(1, 2880297), (3, 960099), (7, 411471), (9, 320033), (21, 137157), (63, 45719), (131, 21987), (349, 8253), (393, 7329), (917, 3141), (1047, 2751), (1179, 2443)]