278239386906

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{545189}}^1$

素因数の和:545940

約数の個数: 64

約数和(自身を含む): 666789177600

約数和(自身を除く): 388549790694

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 727, 1454, 2181, 4362, 6543, 9451, 13086, 18902, 19629, 28353, 39258, 56706, 85059, 170118, 255177, 510354, 545189, 1090378, 1635567, 3271134, 4906701, 7087457, 9813402, 14174914, 14720103, 21262371, 29440206, 42524742, 63787113, 127574226, 191361339, 382722678, 396352403, 792704806, 1189057209, 2378114418, 3567171627, 5152581239, 7134343254, 10305162478, 10701514881, 15457743717, 21403029762, 30915487434, 46373231151, 92746462302, 139119693453, 278239386906]

約数ペア:

[(1, 278239386906), (2, 139119693453), (3, 92746462302), (6, 46373231151), (9, 30915487434), (13, 21403029762), (18, 15457743717), (26, 10701514881), (27, 10305162478), (39, 7134343254), (54, 5152581239), (78, 3567171627), (117, 2378114418), (234, 1189057209), (351, 792704806), (702, 396352403), (727, 382722678), (1454, 191361339), (2181, 127574226), (4362, 63787113), (6543, 42524742), (9451, 29440206), (13086, 21262371), (18902, 14720103), (19629, 14174914), (28353, 9813402), (39258, 7087457), (56706, 4906701), (85059, 3271134), (170118, 1635567), (255177, 1090378), (510354, 545189)]