859455

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 1516320

約数和(自身を除く): 656865

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 269, 355, 639, 807, 1065, 1345, 2421, 3195, 4035, 12105, 19099, 57297, 95495, 171891, 286485, 859455]

約数ペア:

[(1, 859455), (3, 286485), (5, 171891), (9, 95495), (15, 57297), (45, 19099), (71, 12105), (213, 4035), (269, 3195), (355, 2421), (639, 1345), (807, 1065)]