81071287

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{821}}^1$

素因数の和:1070

約数の個数: 16

約数和(自身を含む): 90906624

約数和(自身を除く): 9835337

約数列:

[1, 11, 47, 191, 517, 821, 2101, 8977, 9031, 38587, 98747, 156811, 424457, 1724921, 7370117, 81071287]

約数ペア:

[(1, 81071287), (11, 7370117), (47, 1724921), (191, 424457), (517, 156811), (821, 98747), (2101, 38587), (8977, 9031)]