209218074

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:1019

約数の個数: 64

約数和(自身を含む): 474163200

約数和(自身を除く): 264945126

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 139, 278, 299, 417, 598, 834, 839, 897, 1678, 1794, 1807, 2517, 3197, 3614, 5034, 5421, 6394, 9591, 10842, 10907, 19182, 19297, 21814, 32721, 38594, 41561, 57891, 65442, 83122, 115782, 116621, 124683, 233242, 249366, 250861, 349863, 501722, 699726, 752583, 1505166, 1516073, 2682283, 3032146, 4548219, 5364566, 8046849, 9096438, 16093698, 34869679, 69739358, 104609037, 209218074]

約数ペア:

[(1, 209218074), (2, 104609037), (3, 69739358), (6, 34869679), (13, 16093698), (23, 9096438), (26, 8046849), (39, 5364566), (46, 4548219), (69, 3032146), (78, 2682283), (138, 1516073), (139, 1505166), (278, 752583), (299, 699726), (417, 501722), (598, 349863), (834, 250861), (839, 249366), (897, 233242), (1678, 124683), (1794, 116621), (1807, 115782), (2517, 83122), (3197, 65442), (3614, 57891), (5034, 41561), (5421, 38594), (6394, 32721), (9591, 21814), (10842, 19297), (10907, 19182)]