1286228721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{167021}}^1$

素因数の和:167192

約数の個数: 16

約数和(自身を含む): 1827888768

約数和(自身を除く): 541660047

約数列:

[1, 3, 17, 51, 151, 453, 2567, 7701, 167021, 501063, 2839357, 8518071, 25220171, 75660513, 428742907, 1286228721]

約数ペア:

[(1, 1286228721), (3, 428742907), (17, 75660513), (51, 25220171), (151, 8518071), (453, 2839357), (2567, 501063), (7701, 167021)]