15558561

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{1489}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 23863840

約数和(自身を除く): 8305279

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 1489, 3483, 4467, 10449, 13401, 40203, 64027, 120609, 192081, 361827, 576243, 1728729, 5186187, 15558561]

約数ペア:

[(1, 15558561), (3, 5186187), (9, 1728729), (27, 576243), (43, 361827), (81, 192081), (129, 120609), (243, 64027), (387, 40203), (1161, 13401), (1489, 10449), (3483, 4467)]