25084809

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{18217}}^1$

素因数の和:18246

約数の個数: 20

約数和(自身を含む): 39678804

約数和(自身を除く): 14593995

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 18217, 54651, 163953, 309689, 491859, 929067, 1475577, 2787201, 8361603, 25084809]

約数ペア:

[(1, 25084809), (3, 8361603), (9, 2787201), (17, 1475577), (27, 929067), (51, 491859), (81, 309689), (153, 163953), (459, 54651), (1377, 18217)]