12688221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{46477}}^1$

素因数の和:46500

約数の個数: 16

約数和(自身を含む): 20822144

約数和(自身を除く): 8133923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 46477, 139431, 325339, 604201, 976017, 1812603, 4229407, 12688221]

約数ペア:

[(1, 12688221), (3, 4229407), (7, 1812603), (13, 976017), (21, 604201), (39, 325339), (91, 139431), (273, 46477)]