2257605

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2389}}^1$

素因数の和:2410

約数の個数: 32

約数和(自身を含む): 4588800

約数和(自身を除く): 2331195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2389, 7167, 11945, 16723, 21501, 35835, 50169, 64503, 83615, 107505, 150507, 250845, 322515, 451521, 752535, 2257605]

約数ペア:

[(1, 2257605), (3, 752535), (5, 451521), (7, 322515), (9, 250845), (15, 150507), (21, 107505), (27, 83615), (35, 64503), (45, 50169), (63, 35835), (105, 21501), (135, 16723), (189, 11945), (315, 7167), (945, 2389)]