1900694241

素因数分解:

$3^5\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 3075456384

約数和(自身を除く): 1174762143

約数列:

[1, 3, 9, 19, 27, 47, 57, 81, 141, 171, 243, 361, 423, 461, 513, 893, 1083, 1269, 1383, 1539, 2679, 3249, 3807, 4149, 4617, 8037, 8759, 9747, 11421, 12447, 16967, 21667, 24111, 26277, 29241, 37341, 50901, 65001, 72333, 78831, 87723, 112023, 152703, 166421, 195003, 216999, 236493, 411673, 458109, 499263, 585009, 709479, 1235019, 1374327, 1497789, 1755027, 2128437, 3705057, 4122981, 4493367, 5265081, 7821787, 11115171, 13480101, 23465361, 33345513, 40440303, 70396083, 100036539, 211188249, 633564747, 1900694241]

約数ペア:

[(1, 1900694241), (3, 633564747), (9, 211188249), (19, 100036539), (27, 70396083), (47, 40440303), (57, 33345513), (81, 23465361), (141, 13480101), (171, 11115171), (243, 7821787), (361, 5265081), (423, 4493367), (461, 4122981), (513, 3705057), (893, 2128437), (1083, 1755027), (1269, 1497789), (1383, 1374327), (1539, 1235019), (2679, 709479), (3249, 585009), (3807, 499263), (4149, 458109), (4617, 411673), (8037, 236493), (8759, 216999), (9747, 195003), (11421, 166421), (12447, 152703), (16967, 112023), (21667, 87723), (24111, 78831), (26277, 72333), (29241, 65001), (37341, 50901)]