256321563

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{26041}}^1$

素因数の和:26254

約数の個数: 16

約数和(自身を含む): 363754656

約数和(自身を除く): 107433093

約数列:

[1, 3, 17, 51, 193, 579, 3281, 9843, 26041, 78123, 442697, 1328091, 5025913, 15077739, 85440521, 256321563]

約数ペア:

[(1, 256321563), (3, 85440521), (17, 15077739), (51, 5025913), (193, 1328091), (579, 442697), (3281, 78123), (9843, 26041)]