1286705090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11697319}}^1$

素因数の和:11697337

約数の個数: 16

約数和(自身を含む): 2526621120

約数和(自身を除く): 1239916030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 11697319, 23394638, 58486595, 116973190, 128670509, 257341018, 643352545, 1286705090]

約数ペア:

[(1, 1286705090), (2, 643352545), (5, 257341018), (10, 128670509), (11, 116973190), (22, 58486595), (55, 23394638), (110, 11697319)]