12931212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{599}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 34675200

約数和(自身を除く): 21743988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257, 514, 599, 771, 1028, 1198, 1542, 1797, 1799, 2396, 3084, 3594, 3598, 4193, 5397, 7188, 7196, 8386, 10794, 12579, 16772, 21588, 25158, 50316, 153943, 307886, 461829, 615772, 923658, 1077601, 1847316, 2155202, 3232803, 4310404, 6465606, 12931212]

約数ペア:

[(1, 12931212), (2, 6465606), (3, 4310404), (4, 3232803), (6, 2155202), (7, 1847316), (12, 1077601), (14, 923658), (21, 615772), (28, 461829), (42, 307886), (84, 153943), (257, 50316), (514, 25158), (599, 21588), (771, 16772), (1028, 12579), (1198, 10794), (1542, 8386), (1797, 7196), (1799, 7188), (2396, 5397), (3084, 4193), (3594, 3598)]