278643591

素因数分解:

$3^3\times {\mathrm{827}}^1\times {\mathrm{12479}}^1$

素因数の和:13315

約数の個数: 16

約数和(自身を含む): 413337600

約数和(自身を除く): 134694009

約数列:

[1, 3, 9, 27, 827, 2481, 7443, 12479, 22329, 37437, 112311, 336933, 10320133, 30960399, 92881197, 278643591]

約数ペア:

[(1, 278643591), (3, 92881197), (9, 30960399), (27, 10320133), (827, 336933), (2481, 112311), (7443, 37437), (12479, 22329)]