81472188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{969907}}^1$

素因数の和:969921

約数の個数: 24

約数和(自身を含む): 217259392

約数和(自身を除く): 135787204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 969907, 1939814, 2909721, 3879628, 5819442, 6789349, 11638884, 13578698, 20368047, 27157396, 40736094, 81472188]

約数ペア:

[(1, 81472188), (2, 40736094), (3, 27157396), (4, 20368047), (6, 13578698), (7, 11638884), (12, 6789349), (14, 5819442), (21, 3879628), (28, 2909721), (42, 1939814), (84, 969907)]