51030081

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{9403}}^1$

素因数の和:9482

約数の個数: 20

約数和(自身を含む): 77376112

約数和(自身を除く): 26346031

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 9403, 28209, 84627, 253881, 630001, 761643, 1890003, 5670009, 17010027, 51030081]

約数ペア:

[(1, 51030081), (3, 17010027), (9, 5670009), (27, 1890003), (67, 761643), (81, 630001), (201, 253881), (603, 84627), (1809, 28209), (5427, 9403)]