273105

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^2$

素因数の和:55

約数の個数: 48

約数和(自身を含む): 589440

約数和(自身を除く): 316335

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 289, 315, 357, 459, 595, 765, 867, 945, 1071, 1445, 1785, 2023, 2295, 2601, 3213, 4335, 5355, 6069, 7803, 10115, 13005, 16065, 18207, 30345, 39015, 54621, 91035, 273105]

約数ペア:

[(1, 273105), (3, 91035), (5, 54621), (7, 39015), (9, 30345), (15, 18207), (17, 16065), (21, 13005), (27, 10115), (35, 7803), (45, 6069), (51, 5355), (63, 4335), (85, 3213), (105, 2601), (119, 2295), (135, 2023), (153, 1785), (189, 1445), (255, 1071), (289, 945), (315, 867), (357, 765), (459, 595)]