26745471

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19423}}^1$

素因数の和:19452

約数の個数: 20

約数和(自身を含む): 42305472

約数和(自身を除く): 15560001

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19423, 58269, 174807, 330191, 524421, 990573, 1573263, 2971719, 8915157, 26745471]

約数ペア:

[(1, 26745471), (3, 8915157), (9, 2971719), (17, 1573263), (27, 990573), (51, 524421), (81, 330191), (153, 174807), (459, 58269), (1377, 19423)]