81956407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1459}}^1$

素因数の和:1650

約数の個数: 16

約数和(自身を含む): 91980000

約数和(自身を除く): 10023593

約数列:

[1, 13, 29, 149, 377, 1459, 1937, 4321, 18967, 42311, 56173, 217391, 550043, 2826083, 6304339, 81956407]

約数ペア:

[(1, 81956407), (13, 6304339), (29, 2826083), (149, 550043), (377, 217391), (1459, 56173), (1937, 42311), (4321, 18967)]