12399876009

素因数分解:

$3^4\times {\mathrm{34721}}^1\times {\mathrm{4409}}^1$

素因数の和:39142

約数の個数: 20

約数和(自身を含む): 18528006420

約数和(自身を除く): 6128130411

約数列:

[1, 3, 9, 27, 81, 4409, 13227, 34721, 39681, 104163, 119043, 312489, 357129, 937467, 2812401, 153084889, 459254667, 1377764001, 4133292003, 12399876009]

約数ペア:

[(1, 12399876009), (3, 4133292003), (9, 1377764001), (27, 459254667), (81, 153084889), (4409, 2812401), (13227, 937467), (34721, 357129), (39681, 312489), (104163, 119043)]