199469151

素因数分解:

$3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{4663}}^1$

素因数の和:4780

約数の個数: 36

約数和(自身を含む): 338690352

約数和(自身を除く): 139221201

約数列:

[1, 3, 7, 9, 21, 49, 63, 97, 147, 291, 441, 679, 873, 2037, 4663, 4753, 6111, 13989, 14259, 32641, 41967, 42777, 97923, 228487, 293769, 452311, 685461, 1356933, 2056383, 3166177, 4070799, 9498531, 22163239, 28495593, 66489717, 199469151]

約数ペア:

[(1, 199469151), (3, 66489717), (7, 28495593), (9, 22163239), (21, 9498531), (49, 4070799), (63, 3166177), (97, 2056383), (147, 1356933), (291, 685461), (441, 452311), (679, 293769), (873, 228487), (2037, 97923), (4663, 42777), (4753, 41967), (6111, 32641), (13989, 14259)]