2604553

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 3231360

約数和(自身を除く): 626807

約数列:

[1, 7, 17, 43, 119, 301, 509, 731, 3563, 5117, 8653, 21887, 60571, 153209, 372079, 2604553]

約数ペア:

[(1, 2604553), (7, 372079), (17, 153209), (43, 60571), (119, 21887), (301, 8653), (509, 5117), (731, 3563)]