69278247

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{50311}}^1$

素因数の和:50340

約数の個数: 20

約数和(自身を含む): 109579536

約数和(自身を除く): 40301289

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 50311, 150933, 452799, 855287, 1358397, 2565861, 4075191, 7697583, 23092749, 69278247]

約数ペア:

[(1, 69278247), (3, 23092749), (9, 7697583), (17, 4075191), (27, 2565861), (51, 1358397), (81, 855287), (153, 452799), (459, 150933), (1377, 50311)]