129328612

素因数分解:

$2^2\times 7^1\times {\mathrm{4618879}}^1$

素因数の和:4618890

約数の個数: 12

約数和(自身を含む): 258657280

約数和(自身を除く): 129328668

約数列:

[1, 2, 4, 7, 14, 28, 4618879, 9237758, 18475516, 32332153, 64664306, 129328612]

約数ペア:

[(1, 129328612), (2, 64664306), (4, 32332153), (7, 18475516), (14, 9237758), (28, 4618879)]