138430838

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 267566208

約数和(自身を除く): 129135370

約数列:

[1, 2, 7, 13, 14, 26, 37, 61, 74, 91, 122, 182, 259, 337, 427, 481, 518, 674, 793, 854, 962, 1586, 2257, 2359, 3367, 4381, 4514, 4718, 5551, 6734, 8762, 11102, 12469, 15799, 20557, 24938, 29341, 30667, 31598, 41114, 58682, 61334, 87283, 143899, 162097, 174566, 205387, 267241, 287798, 324194, 410774, 534482, 760609, 1134679, 1521218, 1870687, 2269358, 3741374, 5324263, 9887917, 10648526, 19775834, 69215419, 138430838]

約数ペア:

[(1, 138430838), (2, 69215419), (7, 19775834), (13, 10648526), (14, 9887917), (26, 5324263), (37, 3741374), (61, 2269358), (74, 1870687), (91, 1521218), (122, 1134679), (182, 760609), (259, 534482), (337, 410774), (427, 324194), (481, 287798), (518, 267241), (674, 205387), (793, 174566), (854, 162097), (962, 143899), (1586, 87283), (2257, 61334), (2359, 58682), (3367, 41114), (4381, 31598), (4514, 30667), (4718, 29341), (5551, 24938), (6734, 20557), (8762, 15799), (11102, 12469)]