1990175379

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1\times {\mathrm{14447}}^1$

素因数の和:15474

約数の個数: 16

約数和(自身を含む): 2712987648

約数和(自身を除く): 722812269

約数列:

[1, 3, 47, 141, 977, 2931, 14447, 43341, 45919, 137757, 679009, 2037027, 14114719, 42344157, 663391793, 1990175379]

約数ペア:

[(1, 1990175379), (3, 663391793), (47, 42344157), (141, 14114719), (977, 2037027), (2931, 679009), (14447, 137757), (43341, 45919)]