17923059

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 34145280

約数和(自身を除く): 16222221

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 37, 63, 77, 99, 111, 189, 231, 233, 259, 297, 333, 407, 693, 699, 777, 999, 1221, 1631, 2079, 2097, 2331, 2563, 2849, 3663, 4893, 6291, 6993, 7689, 8547, 8621, 10989, 14679, 17941, 23067, 25641, 25863, 44037, 53823, 60347, 69201, 76923, 77589, 94831, 161469, 181041, 232767, 284493, 484407, 543123, 663817, 853479, 1629369, 1991451, 2560437, 5974353, 17923059]

約数ペア:

[(1, 17923059), (3, 5974353), (7, 2560437), (9, 1991451), (11, 1629369), (21, 853479), (27, 663817), (33, 543123), (37, 484407), (63, 284493), (77, 232767), (99, 181041), (111, 161469), (189, 94831), (231, 77589), (233, 76923), (259, 69201), (297, 60347), (333, 53823), (407, 44037), (693, 25863), (699, 25641), (777, 23067), (999, 17941), (1221, 14679), (1631, 10989), (2079, 8621), (2097, 8547), (2331, 7689), (2563, 6993), (2849, 6291), (3663, 4893)]