398479108

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{6563}}^1$

素因数の和:6963

約数の個数: 24

約数和(自身を含む): 715686048

約数和(自身を除く): 317206940

約数列:

[1, 2, 4, 43, 86, 172, 353, 706, 1412, 6563, 13126, 15179, 26252, 30358, 60716, 282209, 564418, 1128836, 2316739, 4633478, 9266956, 99619777, 199239554, 398479108]

約数ペア:

[(1, 398479108), (2, 199239554), (4, 99619777), (43, 9266956), (86, 4633478), (172, 2316739), (353, 1128836), (706, 564418), (1412, 282209), (6563, 60716), (13126, 30358), (15179, 26252)]