398446384

素因数分解:

$2^4\times 7^1\times {\mathrm{3557557}}^1$

素因数の和:3557572

約数の個数: 20

約数和(自身を含む): 882274384

約数和(自身を除く): 483828000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3557557, 7115114, 14230228, 24902899, 28460456, 49805798, 56920912, 99611596, 199223192, 398446384]

約数ペア:

[(1, 398446384), (2, 199223192), (4, 99611596), (7, 56920912), (8, 49805798), (14, 28460456), (16, 24902899), (28, 14230228), (56, 7115114), (112, 3557557)]