26228797

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 31744000

約数和(自身を除く): 5515203

約数列:

[1, 7, 19, 133, 199, 991, 1393, 3781, 6937, 18829, 26467, 131803, 197209, 1380463, 3746971, 26228797]

約数ペア:

[(1, 26228797), (7, 3746971), (19, 1380463), (133, 197209), (199, 131803), (991, 26467), (1393, 18829), (3781, 6937)]