87235905

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1709}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 144789120

約数和(自身を除く): 57553215

約数列:

[1, 3, 5, 15, 41, 83, 123, 205, 249, 415, 615, 1245, 1709, 3403, 5127, 8545, 10209, 17015, 25635, 51045, 70069, 141847, 210207, 350345, 425541, 709235, 1051035, 2127705, 5815727, 17447181, 29078635, 87235905]

約数ペア:

[(1, 87235905), (3, 29078635), (5, 17447181), (15, 5815727), (41, 2127705), (83, 1051035), (123, 709235), (205, 425541), (249, 350345), (415, 210207), (615, 141847), (1245, 70069), (1709, 51045), (3403, 25635), (5127, 17015), (8545, 10209)]