11991747

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:482

約数の個数: 16

約数和(自身を含む): 16295040

約数和(自身を除く): 4303293

約数列:

[1, 3, 137, 163, 179, 411, 489, 537, 22331, 24523, 29177, 66993, 73569, 87531, 3997249, 11991747]

約数ペア:

[(1, 11991747), (3, 3997249), (137, 87531), (163, 73569), (179, 66993), (411, 29177), (489, 24523), (537, 22331)]