87881385

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 144000000

約数和(自身を除く): 56118615

約数列:

[1, 3, 5, 15, 59, 177, 199, 295, 499, 597, 885, 995, 1497, 2495, 2985, 7485, 11741, 29441, 35223, 58705, 88323, 99301, 147205, 176115, 297903, 441615, 496505, 1489515, 5858759, 17576277, 29293795, 87881385]

約数ペア:

[(1, 87881385), (3, 29293795), (5, 17576277), (15, 5858759), (59, 1489515), (177, 496505), (199, 441615), (295, 297903), (499, 176115), (597, 147205), (885, 99301), (995, 88323), (1497, 58705), (2495, 35223), (2985, 29441), (7485, 11741)]