51154719

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3119}}^1$

素因数の和:3211

約数の個数: 32

約数和(自身を含む): 86261760

約数和(自身を除く): 35107041

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 1491, 2343, 3119, 5467, 9357, 16401, 21833, 34309, 65499, 102927, 221449, 240163, 664347, 720489, 1550143, 2435939, 4650429, 7307817, 17051573, 51154719]

約数ペア:

[(1, 51154719), (3, 17051573), (7, 7307817), (11, 4650429), (21, 2435939), (33, 1550143), (71, 720489), (77, 664347), (213, 240163), (231, 221449), (497, 102927), (781, 65499), (1491, 34309), (2343, 21833), (3119, 16401), (5467, 9357)]