28240534

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28411}}^1$

素因数の和:28491

約数の個数: 16

約数和(自身を含む): 49095936

約数和(自身を除く): 20855402

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 28411, 56822, 198877, 397754, 2017181, 4034362, 14120267, 28240534]

約数ペア:

[(1, 28240534), (2, 14120267), (7, 4034362), (14, 2017181), (71, 397754), (142, 198877), (497, 56822), (994, 28411)]