55391985

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3391}}^1$

素因数の和:3427

約数の個数: 48

約数和(自身を含む): 108272640

約数和(自身を除く): 52880655

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 121, 135, 165, 297, 363, 495, 605, 1089, 1485, 1815, 3267, 3391, 5445, 10173, 16335, 16955, 30519, 37301, 50865, 91557, 111903, 152595, 186505, 335709, 410311, 457785, 559515, 1007127, 1230933, 1678545, 2051555, 3692799, 5035635, 6154665, 11078397, 18463995, 55391985]

約数ペア:

[(1, 55391985), (3, 18463995), (5, 11078397), (9, 6154665), (11, 5035635), (15, 3692799), (27, 2051555), (33, 1678545), (45, 1230933), (55, 1007127), (99, 559515), (121, 457785), (135, 410311), (165, 335709), (297, 186505), (363, 152595), (495, 111903), (605, 91557), (1089, 50865), (1485, 37301), (1815, 30519), (3267, 16955), (3391, 16335), (5445, 10173)]