98578431

素因数分解:

$3^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2621}}^1$

素因数の和:2836

約数の個数: 32

約数和(自身を含む): 167808000

約数和(自身を除く): 69229569

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 199, 597, 1393, 1791, 2621, 4179, 5373, 7863, 12537, 18347, 23589, 37611, 55041, 70767, 165123, 495369, 521579, 1564737, 3651053, 4694211, 10953159, 14082633, 32859477, 98578431]

約数ペア:

[(1, 98578431), (3, 32859477), (7, 14082633), (9, 10953159), (21, 4694211), (27, 3651053), (63, 1564737), (189, 521579), (199, 495369), (597, 165123), (1393, 70767), (1791, 55041), (2621, 37611), (4179, 23589), (5373, 18347), (7863, 12537)]