28248409

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{373}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 33510400

約数和(自身を除く): 5261991

約数列:

[1, 7, 31, 217, 349, 373, 2443, 2611, 10819, 11563, 75733, 80941, 130177, 911239, 4035487, 28248409]

約数ペア:

[(1, 28248409), (7, 4035487), (31, 911239), (217, 130177), (349, 80941), (373, 75733), (2443, 11563), (2611, 10819)]