28971378

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{5531}}^1$

素因数の和:5639

約数の個数: 32

約数和(自身を含む): 65056320

約数和(自身を除く): 36084942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 291, 582, 873, 1746, 2619, 5238, 5531, 11062, 16593, 33186, 49779, 99558, 149337, 298674, 536507, 1073014, 1609521, 3219042, 4828563, 9657126, 14485689, 28971378]

約数ペア:

[(1, 28971378), (2, 14485689), (3, 9657126), (6, 4828563), (9, 3219042), (18, 1609521), (27, 1073014), (54, 536507), (97, 298674), (194, 149337), (291, 99558), (582, 49779), (873, 33186), (1746, 16593), (2619, 11062), (5238, 5531)]