717417

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:550

約数の個数: 20

約数和(自身を含む): 1136916

約数和(自身を除く): 419499

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 521, 1377, 1563, 4689, 8857, 14067, 26571, 42201, 79713, 239139, 717417]

約数ペア:

[(1, 717417), (3, 239139), (9, 79713), (17, 42201), (27, 26571), (51, 14067), (81, 8857), (153, 4689), (459, 1563), (521, 1377)]