621945

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 1175040

約数和(自身を除く): 553095

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 271, 459, 765, 813, 1355, 2295, 2439, 4065, 4607, 7317, 12195, 13821, 23035, 36585, 41463, 69105, 124389, 207315, 621945]

約数ペア:

[(1, 621945), (3, 207315), (5, 124389), (9, 69105), (15, 41463), (17, 36585), (27, 23035), (45, 13821), (51, 12195), (85, 7317), (135, 4607), (153, 4065), (255, 2439), (271, 2295), (459, 1355), (765, 813)]