28004474

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{4139}}^1$

素因数の和:4357

約数の個数: 16

約数和(自身を含む): 44712000

約数和(自身を除く): 16707526

約数列:

[1, 2, 17, 34, 199, 398, 3383, 4139, 6766, 8278, 70363, 140726, 823661, 1647322, 14002237, 28004474]

約数ペア:

[(1, 28004474), (2, 14002237), (17, 1647322), (34, 823661), (199, 140726), (398, 70363), (3383, 8278), (4139, 6766)]