28463505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{883}}^1$

素因数の和:1205

約数の個数: 32

約数和(自身を含む): 52276224

約数和(自身を除く): 23812719

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 307, 883, 921, 1535, 2149, 2649, 4415, 4605, 6181, 6447, 10745, 13245, 18543, 30905, 32235, 92715, 271081, 813243, 1355405, 1897567, 4066215, 5692701, 9487835, 28463505]

約数ペア:

[(1, 28463505), (3, 9487835), (5, 5692701), (7, 4066215), (15, 1897567), (21, 1355405), (35, 813243), (105, 271081), (307, 92715), (883, 32235), (921, 30905), (1535, 18543), (2149, 13245), (2649, 10745), (4415, 6447), (4605, 6181)]