13507977

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2137}}^1$

素因数の和:2197

約数の個数: 24

約数和(自身を含む): 21448416

約数和(自身を除く): 7940439

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 2137, 6321, 6411, 14959, 44877, 91891, 104713, 275673, 314139, 643237, 1929711, 4502659, 13507977]

約数ペア:

[(1, 13507977), (3, 4502659), (7, 1929711), (21, 643237), (43, 314139), (49, 275673), (129, 104713), (147, 91891), (301, 44877), (903, 14959), (2107, 6411), (2137, 6321)]