281427111

素因数分解:

$3^2\times 7^1\times {\mathrm{883}}^1\times {\mathrm{5059}}^1$

素因数の和:5955

約数の個数: 24

約数和(自身を含む): 465196160

約数和(自身を除く): 183769049

約数列:

[1, 3, 7, 9, 21, 63, 883, 2649, 5059, 6181, 7947, 15177, 18543, 35413, 45531, 55629, 106239, 318717, 4467097, 13401291, 31269679, 40203873, 93809037, 281427111]

約数ペア:

[(1, 281427111), (3, 93809037), (7, 40203873), (9, 31269679), (21, 13401291), (63, 4467097), (883, 318717), (2649, 106239), (5059, 55629), (6181, 45531), (7947, 35413), (15177, 18543)]