15709464981

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{35977}}^1$

素因数の和:36258

約数の個数: 48

約数和(自身を含む): 26940326400

約数和(自身を除く): 11230861419

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 239, 261, 609, 717, 1673, 1827, 2151, 5019, 6931, 15057, 20793, 35977, 48517, 62379, 107931, 145551, 251839, 323793, 436653, 755517, 1043333, 2266551, 3129999, 7303331, 8598503, 9389997, 21909993, 25795509, 60189521, 65729979, 77386527, 180568563, 249356587, 541705689, 748069761, 1745496109, 2244209283, 5236488327, 15709464981]

約数ペア:

[(1, 15709464981), (3, 5236488327), (7, 2244209283), (9, 1745496109), (21, 748069761), (29, 541705689), (63, 249356587), (87, 180568563), (203, 77386527), (239, 65729979), (261, 60189521), (609, 25795509), (717, 21909993), (1673, 9389997), (1827, 8598503), (2151, 7303331), (5019, 3129999), (6931, 2266551), (15057, 1043333), (20793, 755517), (35977, 436653), (48517, 323793), (62379, 251839), (107931, 145551)]