13128828

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 32739840

約数和(自身を除く): 19611012

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 139, 204, 278, 417, 463, 556, 834, 926, 1389, 1668, 1852, 2363, 2778, 4726, 5556, 7089, 7871, 9452, 14178, 15742, 23613, 28356, 31484, 47226, 64357, 94452, 128714, 193071, 257428, 386142, 772284, 1094069, 2188138, 3282207, 4376276, 6564414, 13128828]

約数ペア:

[(1, 13128828), (2, 6564414), (3, 4376276), (4, 3282207), (6, 2188138), (12, 1094069), (17, 772284), (34, 386142), (51, 257428), (68, 193071), (102, 128714), (139, 94452), (204, 64357), (278, 47226), (417, 31484), (463, 28356), (556, 23613), (834, 15742), (926, 14178), (1389, 9452), (1668, 7871), (1852, 7089), (2363, 5556), (2778, 4726)]