13997145

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21701}}^1$

素因数の和:21752

約数の個数: 16

約数和(自身を含む): 22917312

約数和(自身を除く): 8920167

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 21701, 65103, 108505, 325515, 933143, 2799429, 4665715, 13997145]

約数ペア:

[(1, 13997145), (3, 4665715), (5, 2799429), (15, 933143), (43, 325515), (129, 108505), (215, 65103), (645, 21701)]