28081405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{4957}}^1$

素因数の和:5076

約数の個数: 16

約数和(自身を含む): 37125504

約数和(自身を除く): 9044099

約数列:

[1, 5, 11, 55, 103, 515, 1133, 4957, 5665, 24785, 54527, 272635, 510571, 2552855, 5616281, 28081405]

約数ペア:

[(1, 28081405), (5, 5616281), (11, 2552855), (55, 510571), (103, 272635), (515, 54527), (1133, 24785), (4957, 5665)]