28267311

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4231}}^1$

素因数の和:4382

約数の個数: 16

約数和(自身を含む): 40220928

約数和(自身を除く): 11953617

約数列:

[1, 3, 17, 51, 131, 393, 2227, 4231, 6681, 12693, 71927, 215781, 554261, 1662783, 9422437, 28267311]

約数ペア:

[(1, 28267311), (3, 9422437), (17, 1662783), (51, 554261), (131, 215781), (393, 71927), (2227, 12693), (4231, 6681)]