2705491985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3547}}^1$

素因数の和:3646

約数の個数: 64

約数和(自身を含む): 4141793280

約数和(自身を除く): 1436301295

約数列:

[1, 5, 7, 19, 31, 35, 37, 95, 133, 155, 185, 217, 259, 589, 665, 703, 1085, 1147, 1295, 2945, 3515, 3547, 4123, 4921, 5735, 8029, 17735, 20615, 21793, 24605, 24829, 40145, 67393, 108965, 109957, 124145, 131239, 152551, 336965, 471751, 549785, 656195, 762755, 769699, 918673, 2089183, 2358755, 2493541, 3848495, 4068409, 4593365, 10445915, 12467705, 14624281, 17454787, 20342045, 28478863, 73121405, 77299771, 87273935, 142394315, 386498855, 541098397, 2705491985]

約数ペア:

[(1, 2705491985), (5, 541098397), (7, 386498855), (19, 142394315), (31, 87273935), (35, 77299771), (37, 73121405), (95, 28478863), (133, 20342045), (155, 17454787), (185, 14624281), (217, 12467705), (259, 10445915), (589, 4593365), (665, 4068409), (703, 3848495), (1085, 2493541), (1147, 2358755), (1295, 2089183), (2945, 918673), (3515, 769699), (3547, 762755), (4123, 656195), (4921, 549785), (5735, 471751), (8029, 336965), (17735, 152551), (20615, 131239), (21793, 124145), (24605, 109957), (24829, 108965), (40145, 67393)]