199963897

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{2311}}^1$

素因数の和:2628

約数の個数: 16

約数和(自身を含む): 234381312

約数和(自身を除く): 34417415

約数列:

[1, 7, 47, 263, 329, 1841, 2311, 12361, 16177, 86527, 108617, 607793, 760319, 4254551, 28566271, 199963897]

約数ペア:

[(1, 199963897), (7, 28566271), (47, 4254551), (263, 760319), (329, 607793), (1841, 108617), (2311, 86527), (12361, 16177)]