28229337

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{19727}}^1$

素因数の和:19789

約数の個数: 16

約数和(自身を含む): 42612480

約数和(自身を除く): 14383143

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 19727, 59181, 177543, 532629, 1045531, 3136593, 9409779, 28229337]

約数ペア:

[(1, 28229337), (3, 9409779), (9, 3136593), (27, 1045531), (53, 532629), (159, 177543), (477, 59181), (1431, 19727)]