28998417

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{37321}}^1$

素因数の和:37368

約数の個数: 16

約数和(自身を含む): 45383552

約数和(自身を除く): 16385135

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 37321, 111963, 261247, 783741, 1380877, 4142631, 9666139, 28998417]

約数ペア:

[(1, 28998417), (3, 9666139), (7, 4142631), (21, 1380877), (37, 783741), (111, 261247), (259, 111963), (777, 37321)]