13818231

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1601}}^1$

素因数の和:1751

約数の個数: 24

約数和(自身を含む): 22991904

約数和(自身を除く): 9173673

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 1601, 2877, 4803, 8631, 11207, 14409, 33621, 100863, 219337, 658011, 1535359, 1974033, 4606077, 13818231]

約数ペア:

[(1, 13818231), (3, 4606077), (7, 1974033), (9, 1535359), (21, 658011), (63, 219337), (137, 100863), (411, 33621), (959, 14409), (1233, 11207), (1601, 8631), (2877, 4803)]