209631734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{260089}}^1$

素因数の和:260135

約数の個数: 16

約数和(自身を含む): 349560960

約数和(自身を除く): 139929226

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 260089, 520178, 3381157, 6762314, 8062759, 16125518, 104815867, 209631734]

約数ペア:

[(1, 209631734), (2, 104815867), (13, 16125518), (26, 8062759), (31, 6762314), (62, 3381157), (403, 520178), (806, 260089)]