291237727

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^4\times {\mathrm{317}}^1$

素因数の和:396

約数の個数: 20

約数和(自身を含む): 338635656

約数和(自身を除く): 47397929

約数列:

[1, 11, 17, 187, 289, 317, 3179, 3487, 4913, 5389, 54043, 59279, 83521, 91613, 918731, 1007743, 1557421, 17131631, 26476157, 291237727]

約数ペア:

[(1, 291237727), (11, 26476157), (17, 17131631), (187, 1557421), (289, 1007743), (317, 918731), (3179, 91613), (3487, 83521), (4913, 59279), (5389, 54043)]