12271511

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:316

約数の個数: 20

約数和(自身を含む): 15125400

約数和(自身を除く): 2853889

約数列:

[1, 7, 19, 49, 133, 269, 343, 931, 1883, 2401, 5111, 6517, 13181, 35777, 45619, 92267, 250439, 645869, 1753073, 12271511]

約数ペア:

[(1, 12271511), (7, 1753073), (19, 645869), (49, 250439), (133, 92267), (269, 45619), (343, 35777), (931, 13181), (1883, 6517), (2401, 5111)]