1980426249

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{1031}}^1\times {\mathrm{4027}}^1$

素因数の和:5117

約数の個数: 24

約数和(自身を含む): 2918140992

約数和(自身を除く): 937714743

約数列:

[1, 3, 9, 53, 159, 477, 1031, 3093, 4027, 9279, 12081, 36243, 54643, 163929, 213431, 491787, 640293, 1920879, 4151837, 12455511, 37366533, 220047361, 660142083, 1980426249]

約数ペア:

[(1, 1980426249), (3, 660142083), (9, 220047361), (53, 37366533), (159, 12455511), (477, 4151837), (1031, 1920879), (3093, 640293), (4027, 491787), (9279, 213431), (12081, 163929), (36243, 54643)]