28056885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2341}}^1$

素因数の和:2413

約数の個数: 32

約数和(自身を含む): 48563712

約数和(自身を除く): 20506827

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2341, 2397, 3995, 7023, 11705, 11985, 35115, 39797, 110027, 119391, 198985, 330081, 550135, 596955, 1650405, 1870459, 5611377, 9352295, 28056885]

約数ペア:

[(1, 28056885), (3, 9352295), (5, 5611377), (15, 1870459), (17, 1650405), (47, 596955), (51, 550135), (85, 330081), (141, 198985), (235, 119391), (255, 110027), (705, 39797), (799, 35115), (2341, 11985), (2397, 11705), (3995, 7023)]