11780139

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 18444288

約数和(自身を除く): 6664149

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 631, 889, 1893, 2667, 4417, 6223, 13251, 18669, 30919, 80137, 92757, 240411, 560959, 1682877, 3926713, 11780139]

約数ペア:

[(1, 11780139), (3, 3926713), (7, 1682877), (21, 560959), (49, 240411), (127, 92757), (147, 80137), (381, 30919), (631, 18669), (889, 13251), (1893, 6223), (2667, 4417)]