28427247

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61933}}^1$

素因数の和:61959

約数の個数: 16

約数和(自身を含む): 44592480

約数和(自身を除く): 16165233

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 61933, 185799, 557397, 1052861, 1672191, 3158583, 9475749, 28427247]

約数ペア:

[(1, 28427247), (3, 9475749), (9, 3158583), (17, 1672191), (27, 1052861), (51, 557397), (153, 185799), (459, 61933)]