805215816

素因数分解:

$2^3\times 3^4\times {\mathrm{1242617}}^1$

素因数の和:1242635

約数の個数: 40

約数和(自身を含む): 2255351670

約数和(自身を除く): 1450135854

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 1242617, 2485234, 3727851, 4970468, 7455702, 9940936, 11183553, 14911404, 22367106, 29822808, 33550659, 44734212, 67101318, 89468424, 100651977, 134202636, 201303954, 268405272, 402607908, 805215816]

約数ペア:

[(1, 805215816), (2, 402607908), (3, 268405272), (4, 201303954), (6, 134202636), (8, 100651977), (9, 89468424), (12, 67101318), (18, 44734212), (24, 33550659), (27, 29822808), (36, 22367106), (54, 14911404), (72, 11183553), (81, 9940936), (108, 7455702), (162, 4970468), (216, 3727851), (324, 2485234), (648, 1242617)]