28108821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17579}}^1$

素因数の和:17636

約数の個数: 16

約数和(自身を含む): 41348160

約数和(自身を除く): 13239339

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 17579, 52737, 228527, 685581, 720739, 2162217, 9369607, 28108821]

約数ペア:

[(1, 28108821), (3, 9369607), (13, 2162217), (39, 720739), (41, 685581), (123, 228527), (533, 52737), (1599, 17579)]