2040248721

素因数分解:

$3^1\times 7^3\times {\mathrm{683}}^1\times {\mathrm{2903}}^1$

素因数の和:3610

約数の個数: 32

約数和(自身を含む): 3178137600

約数和(自身を除く): 1137888879

約数列:

[1, 3, 7, 21, 49, 147, 343, 683, 1029, 2049, 2903, 4781, 8709, 14343, 20321, 33467, 60963, 100401, 142247, 234269, 426741, 702807, 995729, 1982749, 2987187, 5948247, 13879243, 41637729, 97154701, 291464103, 680082907, 2040248721]

約数ペア:

[(1, 2040248721), (3, 680082907), (7, 291464103), (21, 97154701), (49, 41637729), (147, 13879243), (343, 5948247), (683, 2987187), (1029, 1982749), (2049, 995729), (2903, 702807), (4781, 426741), (8709, 234269), (14343, 142247), (20321, 100401), (33467, 60963)]