6813919

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:342

約数の個数: 16

約数和(自身を含む): 8064000

約数和(自身を除く): 1250081

約数列:

[1, 7, 47, 139, 149, 329, 973, 1043, 6533, 7003, 20711, 45731, 49021, 144977, 973417, 6813919]

約数ペア:

[(1, 6813919), (7, 973417), (47, 144977), (139, 49021), (149, 45731), (329, 20711), (973, 7003), (1043, 6533)]