28305381

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{4871}}^1$

素因数の和:5036

約数の個数: 16

約数和(自身を含む): 40924800

約数和(自身を除く): 12619419

約数列:

[1, 3, 13, 39, 149, 447, 1937, 4871, 5811, 14613, 63323, 189969, 725779, 2177337, 9435127, 28305381]

約数ペア:

[(1, 28305381), (3, 9435127), (13, 2177337), (39, 725779), (149, 189969), (447, 63323), (1937, 14613), (4871, 5811)]