861361144

素因数分解:

$2^3\times 7^1\times {\mathrm{389}}^1\times {\mathrm{39541}}^1$

素因数の和:39943

約数の個数: 32

約数和(自身を含む): 1850565600

約数和(自身を除く): 989204456

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 389, 778, 1556, 2723, 3112, 5446, 10892, 21784, 39541, 79082, 158164, 276787, 316328, 553574, 1107148, 2214296, 15381449, 30762898, 61525796, 107670143, 123051592, 215340286, 430680572, 861361144]

約数ペア:

[(1, 861361144), (2, 430680572), (4, 215340286), (7, 123051592), (8, 107670143), (14, 61525796), (28, 30762898), (56, 15381449), (389, 2214296), (778, 1107148), (1556, 553574), (2723, 316328), (3112, 276787), (5446, 158164), (10892, 79082), (21784, 39541)]