289716955

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{478871}}^1$

素因数の和:478898

約数の個数: 12

約数和(自身を含む): 382139856

約数和(自身を除く): 92422901

約数列:

[1, 5, 11, 55, 121, 605, 478871, 2394355, 5267581, 26337905, 57943391, 289716955]

約数ペア:

[(1, 289716955), (5, 57943391), (11, 26337905), (55, 5267581), (121, 2394355), (605, 478871)]