1520309721

素因数分解:

$3^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{38447}}^1$

素因数の和:38733

約数の個数: 24

約数和(自身を含む): 2366858880

約数和(自身を除く): 846549159

約数列:

[1, 3, 7, 21, 49, 147, 269, 807, 1883, 5649, 13181, 38447, 39543, 115341, 269129, 807387, 1883903, 5651709, 10342243, 31026729, 72395701, 217187103, 506769907, 1520309721]

約数ペア:

[(1, 1520309721), (3, 506769907), (7, 217187103), (21, 72395701), (49, 31026729), (147, 10342243), (269, 5651709), (807, 1883903), (1883, 807387), (5649, 269129), (13181, 115341), (38447, 39543)]