426537215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211681}}^1$

素因数の和:211730

約数の個数: 16

約数和(自身を含む): 569001216

約数和(自身を除く): 142464001

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 211681, 1058405, 2751853, 6562111, 13759265, 32810555, 85307443, 426537215]

約数ペア:

[(1, 426537215), (5, 85307443), (13, 32810555), (31, 13759265), (65, 6562111), (155, 2751853), (403, 1058405), (2015, 211681)]