78105

素因数分解:

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

素因数の和:176

約数の個数: 16

約数和(自身を含む): 129024

約数和(自身を除く): 50919

約数列:

[1, 3, 5, 15, 41, 123, 127, 205, 381, 615, 635, 1905, 5207, 15621, 26035, 78105]

約数ペア:

[(1, 78105), (3, 26035), (5, 15621), (15, 5207), (41, 1905), (123, 635), (127, 615), (205, 381)]