2909565

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 5503680

約数和(自身を除く): 2594115

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 83, 95, 123, 171, 205, 249, 285, 369, 415, 615, 747, 779, 855, 1245, 1577, 1845, 2337, 3403, 3735, 3895, 4731, 7011, 7885, 10209, 11685, 14193, 17015, 23655, 30627, 35055, 51045, 64657, 70965, 153135, 193971, 323285, 581913, 969855, 2909565]

約数ペア:

[(1, 2909565), (3, 969855), (5, 581913), (9, 323285), (15, 193971), (19, 153135), (41, 70965), (45, 64657), (57, 51045), (83, 35055), (95, 30627), (123, 23655), (171, 17015), (205, 14193), (249, 11685), (285, 10209), (369, 7885), (415, 7011), (615, 4731), (747, 3895), (779, 3735), (855, 3403), (1245, 2337), (1577, 1845)]