864383247

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1055413}}^1$

素因数の和:1055439

約数の個数: 24

約数和(自身を含む): 1536682784

約数和(自身を除く): 672299537

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 1055413, 3166239, 7387891, 9498717, 13720369, 22163673, 41161107, 66491019, 96042583, 123483321, 288127749, 864383247]

約数ペア:

[(1, 864383247), (3, 288127749), (7, 123483321), (9, 96042583), (13, 66491019), (21, 41161107), (39, 22163673), (63, 13720369), (91, 9498717), (117, 7387891), (273, 3166239), (819, 1055413)]