78146943

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 136442880

約数和(自身を除く): 58295937

約数列:

[1, 3, 7, 17, 19, 21, 41, 51, 57, 119, 123, 133, 281, 287, 323, 357, 399, 697, 779, 843, 861, 969, 1967, 2091, 2261, 2337, 4777, 4879, 5339, 5453, 5901, 6783, 11521, 13243, 14331, 14637, 16017, 16359, 33439, 34563, 37373, 39729, 80647, 90763, 92701, 100317, 112119, 195857, 218899, 241941, 272289, 278103, 587571, 635341, 656697, 1370999, 1532293, 1906023, 3721283, 4112997, 4596879, 11163849, 26048981, 78146943]

約数ペア:

[(1, 78146943), (3, 26048981), (7, 11163849), (17, 4596879), (19, 4112997), (21, 3721283), (41, 1906023), (51, 1532293), (57, 1370999), (119, 656697), (123, 635341), (133, 587571), (281, 278103), (287, 272289), (323, 241941), (357, 218899), (399, 195857), (697, 112119), (779, 100317), (843, 92701), (861, 90763), (969, 80647), (1967, 39729), (2091, 37373), (2261, 34563), (2337, 33439), (4777, 16359), (4879, 16017), (5339, 14637), (5453, 14331), (5901, 13243), (6783, 11521)]