16720299

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1061}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 25844832

約数和(自身を除く): 9124533

約数列:

[1, 3, 9, 17, 51, 103, 153, 309, 927, 1061, 1751, 3183, 5253, 9549, 15759, 18037, 54111, 109283, 162333, 327849, 983547, 1857811, 5573433, 16720299]

約数ペア:

[(1, 16720299), (3, 5573433), (9, 1857811), (17, 983547), (51, 327849), (103, 162333), (153, 109283), (309, 54111), (927, 18037), (1061, 15759), (1751, 9549), (3183, 5253)]