256513242

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{166351}}^1$

素因数の和:166613

約数の個数: 16

約数和(自身を含む): 515025792

約数和(自身を除く): 258512550

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 166351, 332702, 499053, 998106, 42752207, 85504414, 128256621, 256513242]

約数ペア:

[(1, 256513242), (2, 128256621), (3, 85504414), (6, 42752207), (257, 998106), (514, 499053), (771, 332702), (1542, 166351)]