18527157

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 31026240

約数和(自身を除く): 12499083

約数列:

[1, 3, 9, 11, 27, 33, 53, 99, 107, 121, 159, 297, 321, 363, 477, 583, 963, 1089, 1177, 1431, 1749, 2889, 3267, 3531, 5247, 5671, 6413, 10593, 12947, 15741, 17013, 19239, 31779, 38841, 51039, 57717, 62381, 116523, 153117, 173151, 187143, 349569, 561429, 686191, 1684287, 2058573, 6175719, 18527157]

約数ペア:

[(1, 18527157), (3, 6175719), (9, 2058573), (11, 1684287), (27, 686191), (33, 561429), (53, 349569), (99, 187143), (107, 173151), (121, 153117), (159, 116523), (297, 62381), (321, 57717), (363, 51039), (477, 38841), (583, 31779), (963, 19239), (1089, 17013), (1177, 15741), (1431, 12947), (1749, 10593), (2889, 6413), (3267, 5671), (3531, 5247)]