26155311

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 43276800

約数和(自身を除く): 17121489

約数列:

[1, 3, 7, 13, 21, 39, 91, 149, 273, 447, 643, 1043, 1929, 1937, 3129, 4501, 5811, 8359, 13503, 13559, 25077, 40677, 58513, 95807, 175539, 287421, 670649, 1245491, 2011947, 3736473, 8718437, 26155311]

約数ペア:

[(1, 26155311), (3, 8718437), (7, 3736473), (13, 2011947), (21, 1245491), (39, 670649), (91, 287421), (149, 175539), (273, 95807), (447, 58513), (643, 40677), (1043, 25077), (1929, 13559), (1937, 13503), (3129, 8359), (4501, 5811)]