268742019

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{140629}}^1$

素因数の和:140659

約数の個数: 24

約数和(自身を含む): 448890960

約数和(自身を除く): 180148941

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 140629, 421887, 984403, 1828177, 2953209, 5484531, 6890821, 12797239, 20672463, 38391717, 89580673, 268742019]

約数ペア:

[(1, 268742019), (3, 89580673), (7, 38391717), (13, 20672463), (21, 12797239), (39, 6890821), (49, 5484531), (91, 2953209), (147, 1828177), (273, 984403), (637, 421887), (1911, 140629)]