203497395

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{4409}}^1$

素因数の和:4615

約数の個数: 32

約数和(自身を含む): 346731840

約数和(自身を除く): 143234445

約数列:

[1, 3, 5, 15, 17, 51, 85, 181, 255, 543, 905, 2715, 3077, 4409, 9231, 13227, 15385, 22045, 46155, 66135, 74953, 224859, 374765, 798029, 1124295, 2394087, 3990145, 11970435, 13566493, 40699479, 67832465, 203497395]

約数ペア:

[(1, 203497395), (3, 67832465), (5, 40699479), (15, 13566493), (17, 11970435), (51, 3990145), (85, 2394087), (181, 1124295), (255, 798029), (543, 374765), (905, 224859), (2715, 74953), (3077, 66135), (4409, 46155), (9231, 22045), (13227, 15385)]