65568867

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12641}}^1$

素因数の和:12683

約数の個数: 32

約数和(自身を含む): 113272320

約数和(自身を除く): 47703453

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 12641, 37923, 88487, 164333, 240179, 265461, 492999, 720537, 1150331, 1681253, 3122327, 3450993, 5043759, 9366981, 21856289, 65568867]

約数ペア:

[(1, 65568867), (3, 21856289), (7, 9366981), (13, 5043759), (19, 3450993), (21, 3122327), (39, 1681253), (57, 1150331), (91, 720537), (133, 492999), (247, 265461), (273, 240179), (399, 164333), (741, 88487), (1729, 37923), (5187, 12641)]