28718081

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2129}}^1$

素因数の和:2224

約数の個数: 16

約数和(自身を含む): 34352640

約数和(自身を除く): 5634559

約数列:

[1, 7, 41, 47, 287, 329, 1927, 2129, 13489, 14903, 87289, 100063, 611023, 700441, 4102583, 28718081]

約数ペア:

[(1, 28718081), (7, 4102583), (41, 700441), (47, 611023), (287, 100063), (329, 87289), (1927, 14903), (2129, 13489)]