809888947

素因数分解:

$7^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1\times {\mathrm{2999}}^1$

素因数の和:3402

約数の個数: 16

約数和(自身を含む): 935424000

約数和(自身を除く): 125535053

約数列:

[1, 7, 173, 223, 1211, 1561, 2999, 20993, 38579, 270053, 518827, 668777, 3631789, 4681439, 115698421, 809888947]

約数ペア:

[(1, 809888947), (7, 115698421), (173, 4681439), (223, 3631789), (1211, 668777), (1561, 518827), (2999, 270053), (20993, 38579)]