25961985

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 53544960

約数和(自身を除く): 27582975

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 83, 105, 135, 189, 249, 315, 331, 415, 581, 747, 945, 993, 1245, 1655, 1743, 2241, 2317, 2905, 2979, 3735, 4965, 5229, 6951, 8715, 8937, 11205, 11585, 14895, 15687, 20853, 26145, 27473, 34755, 44685, 62559, 78435, 82419, 104265, 137365, 192311, 247257, 312795, 412095, 576933, 741771, 961555, 1236285, 1730799, 2884665, 3708855, 5192397, 8653995, 25961985]

約数ペア:

[(1, 25961985), (3, 8653995), (5, 5192397), (7, 3708855), (9, 2884665), (15, 1730799), (21, 1236285), (27, 961555), (35, 741771), (45, 576933), (63, 412095), (83, 312795), (105, 247257), (135, 192311), (189, 137365), (249, 104265), (315, 82419), (331, 78435), (415, 62559), (581, 44685), (747, 34755), (945, 27473), (993, 26145), (1245, 20853), (1655, 15687), (1743, 14895), (2241, 11585), (2317, 11205), (2905, 8937), (2979, 8715), (3735, 6951), (4965, 5229)]