2990295

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 6469632

約数和(自身を除く): 3479337

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 863, 1155, 2589, 3465, 4315, 6041, 7767, 9493, 12945, 18123, 28479, 30205, 38835, 47465, 54369, 66451, 85437, 90615, 142395, 199353, 271845, 332255, 427185, 598059, 996765, 2990295]

約数ペア:

[(1, 2990295), (3, 996765), (5, 598059), (7, 427185), (9, 332255), (11, 271845), (15, 199353), (21, 142395), (33, 90615), (35, 85437), (45, 66451), (55, 54369), (63, 47465), (77, 38835), (99, 30205), (105, 28479), (165, 18123), (231, 12945), (315, 9493), (385, 7767), (495, 6041), (693, 4315), (863, 3465), (1155, 2589)]