28253345

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1103}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 34974720

約数和(自身を除く): 6721375

約数列:

[1, 5, 47, 109, 235, 545, 1103, 5123, 5515, 25615, 51841, 120227, 259205, 601135, 5650669, 28253345]

約数ペア:

[(1, 28253345), (5, 5650669), (47, 601135), (109, 259205), (235, 120227), (545, 51841), (1103, 25615), (5123, 5515)]