247827564

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21313}}^1$

素因数の和:21359

約数の個数: 72

約数和(自身を含む): 698246640

約数和(自身を除く): 450419076

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814, 11628, 21313, 42626, 63939, 85252, 127878, 191817, 255756, 362321, 383634, 404947, 724642, 767268, 809894, 1086963, 1214841, 1449284, 1619788, 2173926, 2429682, 3260889, 3644523, 4347852, 4859364, 6521778, 6884099, 7289046, 13043556, 13768198, 14578092, 20652297, 27536396, 41304594, 61956891, 82609188, 123913782, 247827564]

約数ペア:

[(1, 247827564), (2, 123913782), (3, 82609188), (4, 61956891), (6, 41304594), (9, 27536396), (12, 20652297), (17, 14578092), (18, 13768198), (19, 13043556), (34, 7289046), (36, 6884099), (38, 6521778), (51, 4859364), (57, 4347852), (68, 3644523), (76, 3260889), (102, 2429682), (114, 2173926), (153, 1619788), (171, 1449284), (204, 1214841), (228, 1086963), (306, 809894), (323, 767268), (342, 724642), (612, 404947), (646, 383634), (684, 362321), (969, 255756), (1292, 191817), (1938, 127878), (2907, 85252), (3876, 63939), (5814, 42626), (11628, 21313)]