8128204

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 36

約数和(自身を含む): 16749264

約数和(自身を除く): 8621060

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 157, 172, 301, 314, 602, 628, 1099, 1204, 1849, 2198, 3698, 4396, 6751, 7396, 12943, 13502, 25886, 27004, 47257, 51772, 94514, 189028, 290293, 580586, 1161172, 2032051, 4064102, 8128204]

約数ペア:

[(1, 8128204), (2, 4064102), (4, 2032051), (7, 1161172), (14, 580586), (28, 290293), (43, 189028), (86, 94514), (157, 51772), (172, 47257), (301, 27004), (314, 25886), (602, 13502), (628, 12943), (1099, 7396), (1204, 6751), (1849, 4396), (2198, 3698)]