51627405

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 85413888

約数和(自身を除く): 33786483

約数列:

[1, 3, 5, 15, 41, 123, 127, 205, 381, 615, 635, 661, 1905, 1983, 3305, 5207, 9915, 15621, 26035, 27101, 78105, 81303, 83947, 135505, 251841, 406515, 419735, 1259205, 3441827, 10325481, 17209135, 51627405]

約数ペア:

[(1, 51627405), (3, 17209135), (5, 10325481), (15, 3441827), (41, 1259205), (123, 419735), (127, 406515), (205, 251841), (381, 135505), (615, 83947), (635, 81303), (661, 78105), (1905, 27101), (1983, 26035), (3305, 15621), (5207, 9915)]