81345035

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{5647}}^1$

素因数の和:5762

約数の個数: 16

約数和(自身を含む): 101392896

約数和(自身を除く): 20047861

約数列:

[1, 5, 43, 67, 215, 335, 2881, 5647, 14405, 28235, 242821, 378349, 1214105, 1891745, 16269007, 81345035]

約数ペア:

[(1, 81345035), (5, 16269007), (43, 1891745), (67, 1214105), (215, 378349), (335, 242821), (2881, 28235), (5647, 14405)]