28231815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5827}}^1$

素因数の和:5871

約数の個数: 32

約数和(自身を含む): 50353920

約数和(自身を除く): 22122105

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 5827, 17481, 29135, 87405, 99059, 110713, 297177, 332139, 495295, 553565, 1485885, 1660695, 1882121, 5646363, 9410605, 28231815]

約数ペア:

[(1, 28231815), (3, 9410605), (5, 5646363), (15, 1882121), (17, 1660695), (19, 1485885), (51, 553565), (57, 495295), (85, 332139), (95, 297177), (255, 110713), (285, 99059), (323, 87405), (969, 29135), (1615, 17481), (4845, 5827)]