398621553

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{6737}}^1$

素因数の和:6925

約数の個数: 24

約数和(自身を含む): 587877024

約数和(自身を除く): 189255471

約数列:

[1, 3, 11, 33, 121, 163, 363, 489, 1793, 5379, 6737, 19723, 20211, 59169, 74107, 222321, 815177, 1098131, 2445531, 3294393, 12079441, 36238323, 132873851, 398621553]

約数ペア:

[(1, 398621553), (3, 132873851), (11, 36238323), (33, 12079441), (121, 3294393), (163, 2445531), (363, 1098131), (489, 815177), (1793, 222321), (5379, 74107), (6737, 59169), (19723, 20211)]