245280321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{190583}}^1$

素因数の和:190613

約数の個数: 24

約数和(自身を含む): 416235456

約数和(自身を除く): 170955135

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 190583, 571749, 1715247, 2096413, 2477579, 6289239, 7432737, 18867717, 22298211, 27253369, 81760107, 245280321]

約数ペア:

[(1, 245280321), (3, 81760107), (9, 27253369), (11, 22298211), (13, 18867717), (33, 7432737), (39, 6289239), (99, 2477579), (117, 2096413), (143, 1715247), (429, 571749), (1287, 190583)]