28097523

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{18257}}^1$

素因数の和:18288

約数の個数: 20

約数和(自身を含む): 44184360

約数和(自身を除く): 16086837

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 18257, 54771, 164313, 346883, 492939, 1040649, 1478817, 3121947, 9365841, 28097523]

約数ペア:

[(1, 28097523), (3, 9365841), (9, 3121947), (19, 1478817), (27, 1040649), (57, 492939), (81, 346883), (171, 164313), (513, 54771), (1539, 18257)]