26988255

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{28559}}^1$

素因数の和:28580

約数の個数: 32

約数和(自身を含む): 54835200

約数和(自身を除く): 27846945

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 28559, 85677, 142795, 199913, 257031, 428385, 599739, 771093, 999565, 1285155, 1799217, 2998695, 3855465, 5397651, 8996085, 26988255]

約数ペア:

[(1, 26988255), (3, 8996085), (5, 5397651), (7, 3855465), (9, 2998695), (15, 1799217), (21, 1285155), (27, 999565), (35, 771093), (45, 599739), (63, 428385), (105, 257031), (135, 199913), (189, 142795), (315, 85677), (945, 28559)]