12891873

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 18324768

約数和(自身を除く): 5432895

約数列:

[1, 3, 37, 43, 73, 111, 129, 219, 1369, 1591, 2701, 3139, 4107, 4773, 8103, 9417, 58867, 99937, 116143, 176601, 299811, 348429, 4297291, 12891873]

約数ペア:

[(1, 12891873), (3, 4297291), (37, 348429), (43, 299811), (73, 176601), (111, 116143), (129, 99937), (219, 58867), (1369, 9417), (1591, 8103), (2701, 4773), (3139, 4107)]