28997542

素因数分解:

$2^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{7643}}^1$

素因数の和:7923

約数の個数: 16

約数和(自身を含む): 49900032

約数和(自身を除く): 20902490

約数列:

[1, 2, 7, 14, 271, 542, 1897, 3794, 7643, 15286, 53501, 107002, 2071253, 4142506, 14498771, 28997542]

約数ペア:

[(1, 28997542), (2, 14498771), (7, 4142506), (14, 2071253), (271, 107002), (542, 53501), (1897, 15286), (3794, 7643)]