856555791

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3137567}}^1$

素因数の和:3137590

約数の個数: 16

約数和(自身を含む): 1405630464

約数和(自身を除く): 549074673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 3137567, 9412701, 21962969, 40788371, 65888907, 122365113, 285518597, 856555791]

約数ペア:

[(1, 856555791), (3, 285518597), (7, 122365113), (13, 65888907), (21, 40788371), (39, 21962969), (91, 9412701), (273, 3137567)]