28397277

素因数分解:

$3^3\times {\mathrm{271}}^1\times {\mathrm{3881}}^1$

素因数の和:4161

約数の個数: 16

約数和(自身を含む): 42236160

約数和(自身を除く): 13838883

約数列:

[1, 3, 9, 27, 271, 813, 2439, 3881, 7317, 11643, 34929, 104787, 1051751, 3155253, 9465759, 28397277]

約数ペア:

[(1, 28397277), (3, 9465759), (9, 3155253), (27, 1051751), (271, 104787), (813, 34929), (2439, 11643), (3881, 7317)]