209220308973

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1788207769}}^1$

素因数の和:1788207788

約数の個数: 12

約数和(自身を含む): 325453814140

約数和(自身を除く): 116233505167

約数列:

[1, 3, 9, 13, 39, 117, 1788207769, 5364623307, 16093869921, 23246700997, 69740102991, 209220308973]

約数ペア:

[(1, 209220308973), (3, 69740102991), (9, 23246700997), (13, 16093869921), (39, 5364623307), (117, 1788207769)]