42921697

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 55055616

約数和(自身を除く): 12133919

約数列:

[1, 7, 13, 43, 49, 91, 301, 559, 637, 1567, 2107, 3913, 10969, 20371, 27391, 67381, 76783, 142597, 471667, 875953, 998179, 3301669, 6131671, 42921697]

約数ペア:

[(1, 42921697), (7, 6131671), (13, 3301669), (43, 998179), (49, 875953), (91, 471667), (301, 142597), (559, 76783), (637, 67381), (1567, 27391), (2107, 20371), (3913, 10969)]