28312521

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 38384064

約数和(自身を除く): 10071543

約数列:

[1, 3, 107, 193, 321, 457, 579, 1371, 20651, 48899, 61953, 88201, 146697, 264603, 9437507, 28312521]

約数ペア:

[(1, 28312521), (3, 9437507), (107, 264603), (193, 146697), (321, 88201), (457, 61953), (579, 48899), (1371, 20651)]