28347405

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{22769}}^1$

素因数の和:22860

約数の個数: 16

約数和(自身を含む): 45904320

約数和(自身を除く): 17556915

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 22769, 68307, 113845, 341535, 1889827, 5669481, 9449135, 28347405]

約数ペア:

[(1, 28347405), (3, 9449135), (5, 5669481), (15, 1889827), (83, 341535), (249, 113845), (415, 68307), (1245, 22769)]