28675836

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 86177280

約数和(自身を除く): 57501444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 83, 84, 108, 126, 166, 189, 249, 252, 332, 378, 457, 498, 581, 747, 756, 914, 996, 1162, 1371, 1494, 1743, 1828, 2241, 2324, 2742, 2988, 3199, 3486, 4113, 4482, 5229, 5484, 6398, 6972, 8226, 8964, 9597, 10458, 12339, 12796, 15687, 16452, 19194, 20916, 24678, 28791, 31374, 37931, 38388, 49356, 57582, 62748, 75862, 86373, 113793, 115164, 151724, 172746, 227586, 265517, 341379, 345492, 455172, 531034, 682758, 796551, 1024137, 1062068, 1365516, 1593102, 2048274, 2389653, 3186204, 4096548, 4779306, 7168959, 9558612, 14337918, 28675836]

約数ペア:

[(1, 28675836), (2, 14337918), (3, 9558612), (4, 7168959), (6, 4779306), (7, 4096548), (9, 3186204), (12, 2389653), (14, 2048274), (18, 1593102), (21, 1365516), (27, 1062068), (28, 1024137), (36, 796551), (42, 682758), (54, 531034), (63, 455172), (83, 345492), (84, 341379), (108, 265517), (126, 227586), (166, 172746), (189, 151724), (249, 115164), (252, 113793), (332, 86373), (378, 75862), (457, 62748), (498, 57582), (581, 49356), (747, 38388), (756, 37931), (914, 31374), (996, 28791), (1162, 24678), (1371, 20916), (1494, 19194), (1743, 16452), (1828, 15687), (2241, 12796), (2324, 12339), (2742, 10458), (2988, 9597), (3199, 8964), (3486, 8226), (4113, 6972), (4482, 6398), (5229, 5484)]