28223545

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7829}}^1$

素因数の和:7944

約数の個数: 16

約数和(自身を含む): 39087360

約数和(自身を除く): 10863815

約数列:

[1, 5, 7, 35, 103, 515, 721, 3605, 7829, 39145, 54803, 274015, 806387, 4031935, 5644709, 28223545]

約数ペア:

[(1, 28223545), (5, 5644709), (7, 4031935), (35, 806387), (103, 274015), (515, 54803), (721, 39145), (3605, 7829)]