381788281

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1\times {\mathrm{2447}}^1$

素因数の和:3204

約数の個数: 16

約数和(自身を含む): 451215360

約数和(自身を除く): 69427079

約数列:

[1, 7, 31, 217, 719, 2447, 5033, 17129, 22289, 75857, 156023, 530999, 1759393, 12315751, 54541183, 381788281]

約数ペア:

[(1, 381788281), (7, 54541183), (31, 12315751), (217, 1759393), (719, 530999), (2447, 156023), (5033, 75857), (17129, 22289)]