18287257

素因数分解:

${\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:336

約数の個数: 16

約数和(自身を含む): 19958400

約数和(自身を除く): 1671143

約数列:

[1, 17, 71, 109, 139, 1207, 1853, 2363, 7739, 9869, 15151, 131563, 167773, 257567, 1075721, 18287257]

約数ペア:

[(1, 18287257), (17, 1075721), (71, 257567), (109, 167773), (139, 131563), (1207, 15151), (1853, 9869), (2363, 7739)]