28306388697993

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1\times {\mathrm{15749159}}^1$

素因数の和:15749826

約数の個数: 48

約数和(自身を含む): 47800842485760

約数和(自身を除く): 19494453787767

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 607, 987, 1821, 2961, 4249, 5463, 12747, 28529, 38241, 85587, 199703, 256761, 599109, 1797327, 15749159, 47247477, 110244113, 141742431, 330732339, 740210473, 992197017, 2220631419, 5181473311, 6661894257, 9559739513, 15544419933, 28679218539, 46633259799, 66918176591, 86037655617, 200754529773, 449307757111, 602263589319, 1347923271333, 3145154299777, 4043769813999, 9435462899331, 28306388697993]

約数ペア:

[(1, 28306388697993), (3, 9435462899331), (7, 4043769813999), (9, 3145154299777), (21, 1347923271333), (47, 602263589319), (63, 449307757111), (141, 200754529773), (329, 86037655617), (423, 66918176591), (607, 46633259799), (987, 28679218539), (1821, 15544419933), (2961, 9559739513), (4249, 6661894257), (5463, 5181473311), (12747, 2220631419), (28529, 992197017), (38241, 740210473), (85587, 330732339), (199703, 141742431), (256761, 110244113), (599109, 47247477), (1797327, 15749159)]