297788215

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1\times {\mathrm{2111}}^1$

素因数の和:2522

約数の個数: 16

約数和(自身を含む): 362672640

約数和(自身を除く): 64884425

約数列:

[1, 5, 89, 317, 445, 1585, 2111, 10555, 28213, 141065, 187879, 669187, 939395, 3345935, 59557643, 297788215]

約数ペア:

[(1, 297788215), (5, 59557643), (89, 3345935), (317, 939395), (445, 669187), (1585, 187879), (2111, 141065), (10555, 28213)]