213361143

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{2179}}^1$

素因数の和:2566

約数の個数: 16

約数和(自身を含む): 287969280

約数和(自身を除く): 74608137

約数列:

[1, 3, 127, 257, 381, 771, 2179, 6537, 32639, 97917, 276733, 560003, 830199, 1680009, 71120381, 213361143]

約数ペア:

[(1, 213361143), (3, 71120381), (127, 1680009), (257, 830199), (381, 560003), (771, 276733), (2179, 97917), (6537, 32639)]