28863459

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{15493}}^1$

素因数の和:15528

約数の個数: 20

約数和(自身を含む): 44994576

約数和(自身を除く): 16131117

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 15493, 46479, 139437, 356339, 418311, 1069017, 1254933, 3207051, 9621153, 28863459]

約数ペア:

[(1, 28863459), (3, 9621153), (9, 3207051), (23, 1254933), (27, 1069017), (69, 418311), (81, 356339), (207, 139437), (621, 46479), (1863, 15493)]