28559721

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1\times {\mathrm{691}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 39859200

約数和(自身を除く): 11299479

約数列:

[1, 3, 23, 69, 599, 691, 1797, 2073, 13777, 15893, 41331, 47679, 413909, 1241727, 9519907, 28559721]

約数ペア:

[(1, 28559721), (3, 9519907), (23, 1241727), (69, 413909), (599, 47679), (691, 41331), (1797, 15893), (2073, 13777)]