201975291

素因数分解:

$3^2\times 7^1\times {\mathrm{3205957}}^1$

素因数の和:3205970

約数の個数: 12

約数和(自身を含む): 333419632

約数和(自身を除く): 131444341

約数列:

[1, 3, 7, 9, 21, 63, 3205957, 9617871, 22441699, 28853613, 67325097, 201975291]

約数ペア:

[(1, 201975291), (3, 67325097), (7, 28853613), (9, 22441699), (21, 9617871), (63, 3205957)]