28917729

素因数分解:

$3^5\times {\mathrm{59}}^1\times {\mathrm{2017}}^1$

素因数の和:2091

約数の個数: 24

約数和(自身を含む): 44073120

約数和(自身を除く): 15155391

約数列:

[1, 3, 9, 27, 59, 81, 177, 243, 531, 1593, 2017, 4779, 6051, 14337, 18153, 54459, 119003, 163377, 357009, 490131, 1071027, 3213081, 9639243, 28917729]

約数ペア:

[(1, 28917729), (3, 9639243), (9, 3213081), (27, 1071027), (59, 490131), (81, 357009), (177, 163377), (243, 119003), (531, 54459), (1593, 18153), (2017, 14337), (4779, 6051)]