1550655

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2027}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 2847312

約数和(自身を除く): 1296657

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2027, 6081, 10135, 18243, 30405, 34459, 91215, 103377, 172295, 310131, 516885, 1550655]

約数ペア:

[(1, 1550655), (3, 516885), (5, 310131), (9, 172295), (15, 103377), (17, 91215), (45, 34459), (51, 30405), (85, 18243), (153, 10135), (255, 6081), (765, 2027)]