15661539

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 24840000

約数和(自身を除く): 9178461

約数列:

[1, 3, 9, 17, 27, 51, 149, 153, 229, 447, 459, 687, 1341, 2061, 2533, 3893, 4023, 6183, 7599, 11679, 22797, 34121, 35037, 68391, 102363, 105111, 307089, 580057, 921267, 1740171, 5220513, 15661539]

約数ペア:

[(1, 15661539), (3, 5220513), (9, 1740171), (17, 921267), (27, 580057), (51, 307089), (149, 105111), (153, 102363), (229, 68391), (447, 35037), (459, 34121), (687, 22797), (1341, 11679), (2061, 7599), (2533, 6183), (3893, 4023)]