665387956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{2371}}^1\times {\mathrm{4127}}^1$

素因数の和:6519

約数の個数: 24

約数和(自身を含む): 1233743616

約数和(自身を除く): 568355660

約数列:

[1, 2, 4, 17, 34, 68, 2371, 4127, 4742, 8254, 9484, 16508, 40307, 70159, 80614, 140318, 161228, 280636, 9785117, 19570234, 39140468, 166346989, 332693978, 665387956]

約数ペア:

[(1, 665387956), (2, 332693978), (4, 166346989), (17, 39140468), (34, 19570234), (68, 9785117), (2371, 280636), (4127, 161228), (4742, 140318), (8254, 80614), (9484, 70159), (16508, 40307)]