28128012

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{213091}}^1$

素因数の和:213109

約数の個数: 24

約数和(自身を含む): 71598912

約数和(自身を除く): 43470900

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 213091, 426182, 639273, 852364, 1278546, 2344001, 2557092, 4688002, 7032003, 9376004, 14064006, 28128012]

約数ペア:

[(1, 28128012), (2, 14064006), (3, 9376004), (4, 7032003), (6, 4688002), (11, 2557092), (12, 2344001), (22, 1278546), (33, 852364), (44, 639273), (66, 426182), (132, 213091)]