6379989

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 10782720

約数和(自身を除く): 4402731

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 389, 497, 781, 1167, 1491, 2343, 2723, 4279, 5467, 8169, 12837, 16401, 27619, 29953, 82857, 89859, 193333, 303809, 579999, 911427, 2126663, 6379989]

約数ペア:

[(1, 6379989), (3, 2126663), (7, 911427), (11, 579999), (21, 303809), (33, 193333), (71, 89859), (77, 82857), (213, 29953), (231, 27619), (389, 16401), (497, 12837), (781, 8169), (1167, 5467), (1491, 4279), (2343, 2723)]