161718404

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{569431}}^1$

素因数の和:569506

約数の個数: 12

約数和(自身を含む): 286993728

約数和(自身を除く): 125275324

約数列:

[1, 2, 4, 71, 142, 284, 569431, 1138862, 2277724, 40429601, 80859202, 161718404]

約数ペア:

[(1, 161718404), (2, 80859202), (4, 40429601), (71, 2277724), (142, 1138862), (284, 569431)]