28542227

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1277}}^1$

素因数の和:1418

約数の個数: 16

約数和(自身を含む): 34025472

約数和(自身を除く): 5483245

約数列:

[1, 7, 31, 103, 217, 721, 1277, 3193, 8939, 22351, 39587, 131531, 277109, 920717, 4077461, 28542227]

約数ペア:

[(1, 28542227), (7, 4077461), (31, 920717), (103, 277109), (217, 131531), (721, 39587), (1277, 22351), (3193, 8939)]