30789479

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 38131200

約数和(自身を除く): 7341721

約数列:

[1, 7, 23, 31, 161, 199, 217, 713, 961, 1393, 4577, 4991, 6169, 6727, 22103, 32039, 43183, 141887, 154721, 191239, 993209, 1338673, 4398497, 30789479]

約数ペア:

[(1, 30789479), (7, 4398497), (23, 1338673), (31, 993209), (161, 191239), (199, 154721), (217, 141887), (713, 43183), (961, 32039), (1393, 22103), (4577, 6727), (4991, 6169)]