12748719

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 18284032

約数和(自身を除く): 5535313

約数列:

[1, 3, 29, 31, 87, 93, 163, 489, 841, 899, 2523, 2697, 4727, 5053, 14181, 15159, 26071, 78213, 137083, 146537, 411249, 439611, 4249573, 12748719]

約数ペア:

[(1, 12748719), (3, 4249573), (29, 439611), (31, 411249), (87, 146537), (93, 137083), (163, 78213), (489, 26071), (841, 15159), (899, 14181), (2523, 5053), (2697, 4727)]