25500969

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12821}}^1$

素因数の和:12857

約数の個数: 24

約数和(自身を含む): 42004872

約数和(自身を除く): 16503903

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 12821, 38463, 115389, 166673, 217957, 500019, 653871, 1500057, 1961613, 2833441, 8500323, 25500969]

約数ペア:

[(1, 25500969), (3, 8500323), (9, 2833441), (13, 1961613), (17, 1500057), (39, 653871), (51, 500019), (117, 217957), (153, 166673), (221, 115389), (663, 38463), (1989, 12821)]