83208615

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{113209}}^1$

素因数の和:113231

約数の個数: 24

約数和(自身を含む): 154871280

約数和(自身を除く): 71662665

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 113209, 339627, 566045, 792463, 1698135, 2377389, 3962315, 5547241, 11886945, 16641723, 27736205, 83208615]

約数ペア:

[(1, 83208615), (3, 27736205), (5, 16641723), (7, 11886945), (15, 5547241), (21, 3962315), (35, 2377389), (49, 1698135), (105, 792463), (147, 566045), (245, 339627), (735, 113209)]