858872889

素因数分解:

$3^4\times 7^1\times {\mathrm{751}}^1\times {\mathrm{2017}}^1$

素因数の和:2787

約数の個数: 40

約数和(自身を含む): 1468974848

約数和(自身を除く): 610101959

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 751, 2017, 2253, 5257, 6051, 6759, 14119, 15771, 18153, 20277, 42357, 47313, 54459, 60831, 127071, 141939, 163377, 381213, 425817, 1143639, 1514767, 4544301, 10603369, 13632903, 31810107, 40898709, 95430321, 122696127, 286290963, 858872889]

約数ペア:

[(1, 858872889), (3, 286290963), (7, 122696127), (9, 95430321), (21, 40898709), (27, 31810107), (63, 13632903), (81, 10603369), (189, 4544301), (567, 1514767), (751, 1143639), (2017, 425817), (2253, 381213), (5257, 163377), (6051, 141939), (6759, 127071), (14119, 60831), (15771, 54459), (18153, 47313), (20277, 42357)]