261567829411

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{9601}}^1\times {\mathrm{90511}}^1$

素因数の和:100162

約数の個数: 16

約数和(自身を含む): 305921870848

約数和(自身を除く): 44354041437

約数列:

[1, 7, 43, 301, 9601, 67207, 90511, 412843, 633577, 2889901, 3891973, 27243811, 868996111, 6082972777, 37366832773, 261567829411]

約数ペア:

[(1, 261567829411), (7, 37366832773), (43, 6082972777), (301, 868996111), (9601, 27243811), (67207, 3891973), (90511, 2889901), (412843, 633577)]