12271329

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1787}}^1$

素因数の和:1909

約数の個数: 24

約数和(自身を含む): 20454720

約数和(自身を除く): 8183391

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 1787, 2289, 5361, 6867, 12509, 16083, 37527, 112581, 194783, 584349, 1363481, 1753047, 4090443, 12271329]

約数ペア:

[(1, 12271329), (3, 4090443), (7, 1753047), (9, 1363481), (21, 584349), (63, 194783), (109, 112581), (327, 37527), (763, 16083), (981, 12509), (1787, 6867), (2289, 5361)]