78870429

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 80

約数和(自身を含む): 140507136

約数和(自身を除く): 61636707

約数列:

[1, 3, 9, 11, 17, 27, 33, 41, 51, 81, 99, 123, 127, 153, 187, 297, 369, 381, 451, 459, 561, 697, 891, 1107, 1143, 1353, 1377, 1397, 1683, 2091, 2159, 3321, 3429, 4059, 4191, 5049, 5207, 6273, 6477, 7667, 10287, 12177, 12573, 15147, 15621, 18819, 19431, 23001, 23749, 36531, 37719, 46863, 56457, 57277, 58293, 69003, 71247, 88519, 113157, 140589, 171831, 174879, 207009, 213741, 265557, 421767, 515493, 621027, 641223, 796671, 973709, 1546479, 1923669, 2390013, 2921127, 4639437, 7170039, 8763381, 26290143, 78870429]

約数ペア:

[(1, 78870429), (3, 26290143), (9, 8763381), (11, 7170039), (17, 4639437), (27, 2921127), (33, 2390013), (41, 1923669), (51, 1546479), (81, 973709), (99, 796671), (123, 641223), (127, 621027), (153, 515493), (187, 421767), (297, 265557), (369, 213741), (381, 207009), (451, 174879), (459, 171831), (561, 140589), (697, 113157), (891, 88519), (1107, 71247), (1143, 69003), (1353, 58293), (1377, 57277), (1397, 56457), (1683, 46863), (2091, 37719), (2159, 36531), (3321, 23749), (3429, 23001), (4059, 19431), (4191, 18819), (5049, 15621), (5207, 15147), (6273, 12573), (6477, 12177), (7667, 10287)]