12420729

素因数分解:

$3^3\times {\mathrm{29}}^2\times {\mathrm{547}}^1$

素因数の和:614

約数の個数: 24

約数和(自身を含む): 19092320

約数和(自身を除く): 6671591

約数列:

[1, 3, 9, 27, 29, 87, 261, 547, 783, 841, 1641, 2523, 4923, 7569, 14769, 15863, 22707, 47589, 142767, 428301, 460027, 1380081, 4140243, 12420729]

約数ペア:

[(1, 12420729), (3, 4140243), (9, 1380081), (27, 460027), (29, 428301), (87, 142767), (261, 47589), (547, 22707), (783, 15863), (841, 14769), (1641, 7569), (2523, 4923)]