2143291213

素因数分解:

$7^2\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{971}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 2525092704

約数和(自身を除く): 381801491

約数列:

[1, 7, 49, 107, 421, 749, 971, 2947, 5243, 6797, 20629, 45047, 47579, 103897, 315329, 408791, 727279, 2207303, 2861537, 5090953, 20030759, 43740637, 306184459, 2143291213]

約数ペア:

[(1, 2143291213), (7, 306184459), (49, 43740637), (107, 20030759), (421, 5090953), (749, 2861537), (971, 2207303), (2947, 727279), (5243, 408791), (6797, 315329), (20629, 103897), (45047, 47579)]