499790817

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{39301}}^1$

素因数の和:39470

約数の個数: 20

約数和(自身を含む): 751375636

約数和(自身を除く): 251584819

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 39301, 117903, 353709, 1061127, 3183381, 6170257, 18510771, 55532313, 166596939, 499790817]

約数ペア:

[(1, 499790817), (3, 166596939), (9, 55532313), (27, 18510771), (81, 6170257), (157, 3183381), (471, 1061127), (1413, 353709), (4239, 117903), (12717, 39301)]