257539681

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{5897}}^1$

素因数の和:6288

約数の個数: 16

約数和(自身を含む): 312546816

約数和(自身を除く): 55007135

約数列:

[1, 7, 17, 119, 367, 2569, 5897, 6239, 41279, 43673, 100249, 701743, 2164199, 15149393, 36791383, 257539681]

約数ペア:

[(1, 257539681), (7, 36791383), (17, 15149393), (119, 2164199), (367, 701743), (2569, 100249), (5897, 43673), (6239, 41279)]