1278902349

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1567}}^1$

素因数の和:1714

約数の個数: 48

約数和(自身を含む): 1981324800

約数和(自身を除く): 702422451

約数列:

[1, 3, 9, 29, 53, 59, 87, 159, 177, 261, 477, 531, 1537, 1567, 1711, 3127, 4611, 4701, 5133, 9381, 13833, 14103, 15399, 28143, 45443, 83051, 90683, 92453, 136329, 249153, 272049, 277359, 408987, 747459, 816147, 832077, 2408479, 2681137, 4900009, 7225437, 8043411, 14700027, 21676311, 24130233, 44100081, 142100261, 426300783, 1278902349]

約数ペア:

[(1, 1278902349), (3, 426300783), (9, 142100261), (29, 44100081), (53, 24130233), (59, 21676311), (87, 14700027), (159, 8043411), (177, 7225437), (261, 4900009), (477, 2681137), (531, 2408479), (1537, 832077), (1567, 816147), (1711, 747459), (3127, 408987), (4611, 277359), (4701, 272049), (5133, 249153), (9381, 136329), (13833, 92453), (14103, 90683), (15399, 83051), (28143, 45443)]