209973274

素因数分解:

$2^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{71081}}^1$

素因数の和:71301

約数の個数: 16

約数和(自身を含む): 361665216

約数和(自身を除く): 151691942

約数列:

[1, 2, 7, 14, 211, 422, 1477, 2954, 71081, 142162, 497567, 995134, 14998091, 29996182, 104986637, 209973274]

約数ペア:

[(1, 209973274), (2, 104986637), (7, 29996182), (14, 14998091), (211, 995134), (422, 497567), (1477, 142162), (2954, 71081)]