81621318

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{800209}}^1$

素因数の和:800231

約数の個数: 16

約数和(自身を含む): 172845360

約数和(自身を除く): 91224042

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 800209, 1600418, 2400627, 4801254, 13603553, 27207106, 40810659, 81621318]

約数ペア:

[(1, 81621318), (2, 40810659), (3, 27207106), (6, 13603553), (17, 4801254), (34, 2400627), (51, 1600418), (102, 800209)]