28091014

素因数分解:

$2^1\times 7^3\times {\mathrm{40949}}^1$

素因数の和:40972

約数の個数: 16

約数和(自身を含む): 49140000

約数和(自身を除く): 21048986

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 40949, 81898, 286643, 573286, 2006501, 4013002, 14045507, 28091014]

約数ペア:

[(1, 28091014), (2, 14045507), (7, 4013002), (14, 2006501), (49, 573286), (98, 286643), (343, 81898), (686, 40949)]