2051229115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{149561}}^1$

素因数の和:149790

約数の個数: 16

約数和(自身を含む): 2663400096

約数和(自身を除く): 612170981

約数列:

[1, 5, 13, 65, 211, 1055, 2743, 13715, 149561, 747805, 1944293, 9721465, 31557371, 157786855, 410245823, 2051229115]

約数ペア:

[(1, 2051229115), (5, 410245823), (13, 157786855), (65, 31557371), (211, 9721465), (1055, 1944293), (2743, 747805), (13715, 149561)]