28775369

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{487}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 34480128

約数和(自身を除く): 5704759

約数列:

[1, 7, 23, 161, 367, 487, 2569, 3409, 8441, 11201, 59087, 78407, 178729, 1251103, 4110767, 28775369]

約数ペア:

[(1, 28775369), (7, 4110767), (23, 1251103), (161, 178729), (367, 78407), (487, 59087), (2569, 11201), (3409, 8441)]