128565885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1224437}}^1$

素因数の和:1224452

約数の個数: 16

約数和(自身を含む): 235092096

約数和(自身を除く): 106526211

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1224437, 3673311, 6122185, 8571059, 18366555, 25713177, 42855295, 128565885]

約数ペア:

[(1, 128565885), (3, 42855295), (5, 25713177), (7, 18366555), (15, 8571059), (21, 6122185), (35, 3673311), (105, 1224437)]