514220643

素因数分解:

$3^4\times {\mathrm{1907}}^1\times {\mathrm{3329}}^1$

素因数の和:5248

約数の個数: 20

約数和(自身を含む): 768790440

約数和(自身を除く): 254569797

約数列:

[1, 3, 9, 27, 81, 1907, 3329, 5721, 9987, 17163, 29961, 51489, 89883, 154467, 269649, 6348403, 19045209, 57135627, 171406881, 514220643]

約数ペア:

[(1, 514220643), (3, 171406881), (9, 57135627), (27, 19045209), (81, 6348403), (1907, 269649), (3329, 154467), (5721, 89883), (9987, 51489), (17163, 29961)]