320841

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:262

約数の個数: 20

約数和(自身を含む): 509652

約数和(自身を除く): 188811

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 233, 459, 699, 1377, 2097, 3961, 6291, 11883, 18873, 35649, 106947, 320841]

約数ペア:

[(1, 320841), (3, 106947), (9, 35649), (17, 18873), (27, 11883), (51, 6291), (81, 3961), (153, 2097), (233, 1377), (459, 699)]