681379922

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{42443}}^1$

素因数の和:42817

約数の個数: 16

約数和(自身を含む): 1069588800

約数和(自身を除く): 388208878

約数列:

[1, 2, 23, 46, 349, 698, 8027, 16054, 42443, 84886, 976189, 1952378, 14812607, 29625214, 340689961, 681379922]

約数ペア:

[(1, 681379922), (2, 340689961), (23, 29625214), (46, 14812607), (349, 1952378), (698, 976189), (8027, 84886), (16054, 42443)]