2778903918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1\times {\mathrm{839}}^1$

素因数の和:1222

約数の個数: 96

約数和(自身を含む): 6986004480

約数和(自身を除く): 4207100562

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 271, 291, 542, 582, 679, 813, 839, 873, 1358, 1626, 1678, 1746, 1897, 2037, 2439, 2517, 3794, 4074, 4878, 5034, 5691, 5873, 6111, 7551, 11382, 11746, 12222, 15102, 17073, 17619, 26287, 34146, 35238, 52574, 52857, 78861, 81383, 105714, 157722, 162766, 184009, 227369, 236583, 244149, 368018, 454738, 473166, 488298, 552027, 569681, 682107, 732447, 1104054, 1139362, 1364214, 1464894, 1591583, 1656081, 1709043, 2046321, 3183166, 3312162, 3418086, 4092642, 4774749, 5127129, 9549498, 10254258, 14324247, 22054793, 28648494, 44109586, 66164379, 132328758, 154383551, 198493137, 308767102, 396986274, 463150653, 926301306, 1389451959, 2778903918]

約数ペア:

[(1, 2778903918), (2, 1389451959), (3, 926301306), (6, 463150653), (7, 396986274), (9, 308767102), (14, 198493137), (18, 154383551), (21, 132328758), (42, 66164379), (63, 44109586), (97, 28648494), (126, 22054793), (194, 14324247), (271, 10254258), (291, 9549498), (542, 5127129), (582, 4774749), (679, 4092642), (813, 3418086), (839, 3312162), (873, 3183166), (1358, 2046321), (1626, 1709043), (1678, 1656081), (1746, 1591583), (1897, 1464894), (2037, 1364214), (2439, 1139362), (2517, 1104054), (3794, 732447), (4074, 682107), (4878, 569681), (5034, 552027), (5691, 488298), (5873, 473166), (6111, 454738), (7551, 368018), (11382, 244149), (11746, 236583), (12222, 227369), (15102, 184009), (17073, 162766), (17619, 157722), (26287, 105714), (34146, 81383), (35238, 78861), (52574, 52857)]