313043612

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{260003}}^1$

素因数の和:260057

約数の個数: 24

約数和(自身を含む): 640649856

約数和(自身を除く): 327606244

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 260003, 520006, 1040012, 1820021, 3640042, 7280084, 11180129, 22360258, 44720516, 78260903, 156521806, 313043612]

約数ペア:

[(1, 313043612), (2, 156521806), (4, 78260903), (7, 44720516), (14, 22360258), (28, 11180129), (43, 7280084), (86, 3640042), (172, 1820021), (301, 1040012), (602, 520006), (1204, 260003)]