2051207431

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{425297}}^1$

素因数の和:425370

約数の個数: 16

約数和(自身を含む): 2572202304

約数和(自身を除く): 520994873

約数列:

[1, 7, 13, 53, 91, 371, 689, 4823, 425297, 2977079, 5528861, 22540741, 38702027, 157785187, 293029633, 2051207431]

約数ペア:

[(1, 2051207431), (7, 293029633), (13, 157785187), (53, 38702027), (91, 22540741), (371, 5528861), (689, 2977079), (4823, 425297)]