128501268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1529777}}^1$

素因数の和:1529791

約数の個数: 24

約数和(自身を含む): 342670272

約数和(自身を除く): 214169004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1529777, 3059554, 4589331, 6119108, 9178662, 10708439, 18357324, 21416878, 32125317, 42833756, 64250634, 128501268]

約数ペア:

[(1, 128501268), (2, 64250634), (3, 42833756), (4, 32125317), (6, 21416878), (7, 18357324), (12, 10708439), (14, 9178662), (21, 6119108), (28, 4589331), (42, 3059554), (84, 1529777)]