1728217565558

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{5101}}^1\times {\mathrm{1399999}}^1$

素因数の和:1405124

約数の個数: 24

約数和(自身を含む): 2849977200000

約数和(自身を除く): 1121759634442

約数列:

[1, 2, 11, 22, 121, 242, 5101, 10202, 56111, 112222, 617221, 1234442, 1399999, 2799998, 15399989, 30799978, 169399879, 338799758, 7141394899, 14282789798, 78555343889, 157110687778, 864108782779, 1728217565558]

約数ペア:

[(1, 1728217565558), (2, 864108782779), (11, 157110687778), (22, 78555343889), (121, 14282789798), (242, 7141394899), (5101, 338799758), (10202, 169399879), (56111, 30799978), (112222, 15399989), (617221, 2799998), (1234442, 1399999)]