78340689

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4457}}^1$

素因数の和:4507

約数の個数: 40

約数和(自身を含む): 138091008

約数和(自身を除く): 59750319

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1953, 2511, 4457, 5859, 13371, 17577, 31199, 40113, 93597, 120339, 138167, 280791, 361017, 414501, 842373, 967169, 1243503, 2527119, 2901507, 3730509, 8704521, 11191527, 26113563, 78340689]

約数ペア:

[(1, 78340689), (3, 26113563), (7, 11191527), (9, 8704521), (21, 3730509), (27, 2901507), (31, 2527119), (63, 1243503), (81, 967169), (93, 842373), (189, 414501), (217, 361017), (279, 280791), (567, 138167), (651, 120339), (837, 93597), (1953, 40113), (2511, 31199), (4457, 17577), (5859, 13371)]