280804887

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2789}}^1$

素因数の和:2925

約数の個数: 40

約数和(自身を含む): 461823120

約数和(自身を除く): 181018233

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 113, 297, 339, 891, 1017, 1243, 2789, 3051, 3729, 8367, 9153, 11187, 25101, 30679, 33561, 75303, 92037, 100683, 225909, 276111, 315157, 828333, 945471, 2484999, 2836413, 3466727, 8509239, 10400181, 25527717, 31200543, 93601629, 280804887]

約数ペア:

[(1, 280804887), (3, 93601629), (9, 31200543), (11, 25527717), (27, 10400181), (33, 8509239), (81, 3466727), (99, 2836413), (113, 2484999), (297, 945471), (339, 828333), (891, 315157), (1017, 276111), (1243, 225909), (2789, 100683), (3051, 92037), (3729, 75303), (8367, 33561), (9153, 30679), (11187, 25101)]