128209900105

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{77939149}}^1$

素因数の和:77939208

約数の個数: 16

約数和(自身を含む): 179571801600

約数和(自身を除く): 51361901495

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 77939149, 389695745, 545574043, 2727870215, 3663140003, 18315700015, 25641980021, 128209900105]

約数ペア:

[(1, 128209900105), (5, 25641980021), (7, 18315700015), (35, 3663140003), (47, 2727870215), (235, 545574043), (329, 389695745), (1645, 77939149)]