2563143

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 3932544

約数和(自身を除く): 1369401

約数列:

[1, 3, 11, 23, 33, 69, 121, 253, 307, 363, 759, 921, 2783, 3377, 7061, 8349, 10131, 21183, 37147, 77671, 111441, 233013, 854381, 2563143]

約数ペア:

[(1, 2563143), (3, 854381), (11, 233013), (23, 111441), (33, 77671), (69, 37147), (121, 21183), (253, 10131), (307, 8349), (363, 7061), (759, 3377), (921, 2783)]