287357613

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{431}}^1\times {\mathrm{769}}^1$

素因数の和:1237

約数の個数: 24

約数和(自身を含む): 408481920

約数和(自身を除く): 121124307

約数列:

[1, 3, 17, 51, 289, 431, 769, 867, 1293, 2307, 7327, 13073, 21981, 39219, 124559, 222241, 331439, 373677, 666723, 994317, 5634463, 16903389, 95785871, 287357613]

約数ペア:

[(1, 287357613), (3, 95785871), (17, 16903389), (51, 5634463), (289, 994317), (431, 666723), (769, 373677), (867, 331439), (1293, 222241), (2307, 124559), (7327, 39219), (13073, 21981)]