51213309

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{8999}}^1$

素因数の和:9280

約数の個数: 16

約数和(自身を含む): 78336000

約数和(自身を除く): 27122691

約数列:

[1, 3, 7, 21, 271, 813, 1897, 5691, 8999, 26997, 62993, 188979, 2438729, 7316187, 17071103, 51213309]

約数ペア:

[(1, 51213309), (3, 17071103), (7, 7316187), (21, 2438729), (271, 188979), (813, 62993), (1897, 26997), (5691, 8999)]