290468511

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{210943}}^1$

素因数の和:210972

約数の個数: 20

約数和(自身を含む): 459436032

約数和(自身を除く): 168967521

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 210943, 632829, 1898487, 3586031, 5695461, 10758093, 17086383, 32274279, 96822837, 290468511]

約数ペア:

[(1, 290468511), (3, 96822837), (9, 32274279), (17, 17086383), (27, 10758093), (51, 5695461), (81, 3586031), (153, 1898487), (459, 632829), (1377, 210943)]