28122721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3833}}^1$

素因数の和:3896

約数の個数: 16

約数和(自身を含む): 33125760

約数和(自身を除く): 5003039

約数列:

[1, 11, 23, 29, 253, 319, 667, 3833, 7337, 42163, 88159, 111157, 969749, 1222727, 2556611, 28122721]

約数ペア:

[(1, 28122721), (11, 2556611), (23, 1222727), (29, 969749), (253, 111157), (319, 88159), (667, 42163), (3833, 7337)]