2809065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 5308416

約数和(自身を除く): 2499351

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 863, 1085, 2589, 3255, 4315, 6041, 12945, 18123, 26753, 30205, 80259, 90615, 133765, 187271, 401295, 561813, 936355, 2809065]

約数ペア:

[(1, 2809065), (3, 936355), (5, 561813), (7, 401295), (15, 187271), (21, 133765), (31, 90615), (35, 80259), (93, 30205), (105, 26753), (155, 18123), (217, 12945), (465, 6041), (651, 4315), (863, 3255), (1085, 2589)]