2568105

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1$

素因数の和:407

約数の個数: 40

約数和(自身を含む): 4887432

約数和(自身を除く): 2319327

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 373, 405, 459, 765, 1119, 1377, 1865, 2295, 3357, 5595, 6341, 6885, 10071, 16785, 19023, 30213, 31705, 50355, 57069, 95115, 151065, 171207, 285345, 513621, 856035, 2568105]

約数ペア:

[(1, 2568105), (3, 856035), (5, 513621), (9, 285345), (15, 171207), (17, 151065), (27, 95115), (45, 57069), (51, 50355), (81, 31705), (85, 30213), (135, 19023), (153, 16785), (255, 10071), (373, 6885), (405, 6341), (459, 5595), (765, 3357), (1119, 2295), (1377, 1865)]