189339969

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{99079}}^1$

素因数の和:99109

約数の個数: 24

約数和(自身を含む): 316263360

約数和(自身を除く): 126923391

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 99079, 297237, 693553, 1288027, 2080659, 3864081, 4854871, 9016189, 14564613, 27048567, 63113323, 189339969]

約数ペア:

[(1, 189339969), (3, 63113323), (7, 27048567), (13, 14564613), (21, 9016189), (39, 4854871), (49, 3864081), (91, 2080659), (147, 1288027), (273, 693553), (637, 297237), (1911, 99079)]