18461439

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 30270240

約数和(自身を除く): 11808801

約数列:

[1, 3, 9, 17, 27, 41, 51, 81, 109, 123, 153, 243, 327, 369, 459, 697, 981, 1107, 1377, 1853, 2091, 2943, 3321, 4131, 4469, 5559, 6273, 8829, 9963, 13407, 16677, 18819, 26487, 40221, 50031, 56457, 75973, 120663, 150093, 169371, 227919, 361989, 450279, 683757, 1085967, 2051271, 6153813, 18461439]

約数ペア:

[(1, 18461439), (3, 6153813), (9, 2051271), (17, 1085967), (27, 683757), (41, 450279), (51, 361989), (81, 227919), (109, 169371), (123, 150093), (153, 120663), (243, 75973), (327, 56457), (369, 50031), (459, 40221), (697, 26487), (981, 18819), (1107, 16677), (1377, 13407), (1853, 9963), (2091, 8829), (2943, 6273), (3321, 5559), (4131, 4469)]