331401861

素因数分解:

$3^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2621}}^1$

素因数の和:2863

約数の個数: 40

約数和(自身を含む): 568533504

約数和(自身を除く): 237131643

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 223, 567, 669, 1561, 2007, 2621, 4683, 6021, 7863, 14049, 18063, 18347, 23589, 42147, 55041, 70767, 126441, 165123, 212301, 495369, 584483, 1486107, 1753449, 4091381, 5260347, 12274143, 15781041, 36822429, 47343123, 110467287, 331401861]

約数ペア:

[(1, 331401861), (3, 110467287), (7, 47343123), (9, 36822429), (21, 15781041), (27, 12274143), (63, 5260347), (81, 4091381), (189, 1753449), (223, 1486107), (567, 584483), (669, 495369), (1561, 212301), (2007, 165123), (2621, 126441), (4683, 70767), (6021, 55041), (7863, 42147), (14049, 23589), (18063, 18347)]