2050353

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1518

約数の個数: 20

約数和(自身を含む): 3245220

約数和(自身を除く): 1194867

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1489, 4467, 13401, 25313, 40203, 75939, 120609, 227817, 683451, 2050353]

約数ペア:

[(1, 2050353), (3, 683451), (9, 227817), (17, 120609), (27, 75939), (51, 40203), (81, 25313), (153, 13401), (459, 4467), (1377, 1489)]