28105868

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{9209}}^1$

素因数の和:9329

約数の個数: 24

約数和(自身を含む): 56733600

約数和(自身を除く): 28627732

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 9209, 18418, 36836, 64463, 128926, 257852, 1003781, 2007562, 4015124, 7026467, 14052934, 28105868]

約数ペア:

[(1, 28105868), (2, 14052934), (4, 7026467), (7, 4015124), (14, 2007562), (28, 1003781), (109, 257852), (218, 128926), (436, 64463), (763, 36836), (1526, 18418), (3052, 9209)]