81812878

素因数分解:

$2^1\times 7^1\times {\mathrm{859}}^1\times {\mathrm{6803}}^1$

素因数の和:7671

約数の個数: 16

約数和(自身を含む): 140434560

約数和(自身を除く): 58621682

約数列:

[1, 2, 7, 14, 859, 1718, 6013, 6803, 12026, 13606, 47621, 95242, 5843777, 11687554, 40906439, 81812878]

約数ペア:

[(1, 81812878), (2, 40906439), (7, 11687554), (14, 5843777), (859, 95242), (1718, 47621), (6013, 13606), (6803, 12026)]