864478174

素因数分解:

$2^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{139387}}^1$

素因数の和:139839

約数の個数: 16

約数和(自身を含む): 1485318528

約数和(自身を除く): 620840354

約数列:

[1, 2, 7, 14, 443, 886, 3101, 6202, 139387, 278774, 975709, 1951418, 61748441, 123496882, 432239087, 864478174]

約数ペア:

[(1, 864478174), (2, 432239087), (7, 123496882), (14, 61748441), (443, 1951418), (886, 975709), (3101, 278774), (6202, 139387)]