247554

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:834

約数の個数: 24

約数和(自身を含む): 568620

約数和(自身を除く): 321066

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 809, 1618, 2427, 4854, 7281, 13753, 14562, 27506, 41259, 82518, 123777, 247554]

約数ペア:

[(1, 247554), (2, 123777), (3, 82518), (6, 41259), (9, 27506), (17, 14562), (18, 13753), (34, 7281), (51, 4854), (102, 2427), (153, 1618), (306, 809)]