28641756

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16691}}^1$

素因数の和:16722

約数の個数: 48

約数和(自身を含む): 78519168

約数和(自身を除く): 49877412

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 16691, 33382, 50073, 66764, 100146, 183601, 200292, 216983, 367202, 433966, 550803, 650949, 734404, 867932, 1101606, 1301898, 2203212, 2386813, 2603796, 4773626, 7160439, 9547252, 14320878, 28641756]

約数ペア:

[(1, 28641756), (2, 14320878), (3, 9547252), (4, 7160439), (6, 4773626), (11, 2603796), (12, 2386813), (13, 2203212), (22, 1301898), (26, 1101606), (33, 867932), (39, 734404), (44, 650949), (52, 550803), (66, 433966), (78, 367202), (132, 216983), (143, 200292), (156, 183601), (286, 100146), (429, 66764), (572, 50073), (858, 33382), (1716, 16691)]