320373963

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{391177}}^1$

素因数の和:391203

約数の個数: 24

約数和(自身を含む): 569555168

約数和(自身を除く): 249181205

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 391177, 1173531, 2738239, 3520593, 5085301, 8214717, 15255903, 24644151, 35597107, 45767709, 106791321, 320373963]

約数ペア:

[(1, 320373963), (3, 106791321), (7, 45767709), (9, 35597107), (13, 24644151), (21, 15255903), (39, 8214717), (63, 5085301), (91, 3520593), (117, 2738239), (273, 1173531), (819, 391177)]