80628919

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{563}}^1$

素因数の和:1110

約数の個数: 16

約数和(自身を含む): 94752000

約数和(自身を除く): 14123081

約数列:

[1, 7, 41, 287, 499, 563, 3493, 3941, 20459, 23083, 143213, 161581, 280937, 1966559, 11518417, 80628919]

約数ペア:

[(1, 80628919), (7, 11518417), (41, 1966559), (287, 280937), (499, 161581), (563, 143213), (3493, 23083), (3941, 20459)]