28001883

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{14653}}^1$

素因数の和:14683

約数の個数: 24

約数和(自身を含む): 46775568

約数和(自身を除く): 18773685

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 14653, 43959, 102571, 190489, 307713, 571467, 717997, 1333423, 2153991, 4000269, 9333961, 28001883]

約数ペア:

[(1, 28001883), (3, 9333961), (7, 4000269), (13, 2153991), (21, 1333423), (39, 717997), (49, 571467), (91, 307713), (147, 190489), (273, 102571), (637, 43959), (1911, 14653)]