51988959

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 80

約数和(自身を含む): 92695680

約数和(自身を除く): 40706721

約数列:

[1, 3, 9, 11, 19, 27, 33, 37, 57, 81, 83, 99, 111, 171, 209, 249, 297, 333, 407, 513, 627, 703, 747, 891, 913, 999, 1221, 1539, 1577, 1881, 2109, 2241, 2739, 2997, 3071, 3663, 4731, 5643, 6327, 6723, 7733, 8217, 9213, 10989, 14193, 16929, 17347, 18981, 23199, 24651, 27639, 32967, 33781, 42579, 52041, 56943, 58349, 69597, 73953, 82917, 101343, 127737, 156123, 175047, 208791, 248751, 304029, 468369, 525141, 626373, 641839, 912087, 1405107, 1575423, 1925517, 2736261, 4726269, 5776551, 17329653, 51988959]

約数ペア:

[(1, 51988959), (3, 17329653), (9, 5776551), (11, 4726269), (19, 2736261), (27, 1925517), (33, 1575423), (37, 1405107), (57, 912087), (81, 641839), (83, 626373), (99, 525141), (111, 468369), (171, 304029), (209, 248751), (249, 208791), (297, 175047), (333, 156123), (407, 127737), (513, 101343), (627, 82917), (703, 73953), (747, 69597), (891, 58349), (913, 56943), (999, 52041), (1221, 42579), (1539, 33781), (1577, 32967), (1881, 27639), (2109, 24651), (2241, 23199), (2739, 18981), (2997, 17347), (3071, 16929), (3663, 14193), (4731, 10989), (5643, 9213), (6327, 8217), (6723, 7733)]