55778949

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 87744384

約数和(自身を除く): 31965435

約数列:

[1, 3, 9, 27, 53, 61, 71, 81, 159, 183, 213, 243, 477, 549, 639, 1431, 1647, 1917, 3233, 3763, 4293, 4331, 4941, 5751, 9699, 11289, 12879, 12993, 14823, 17253, 29097, 33867, 38979, 87291, 101601, 116937, 229543, 261873, 304803, 350811, 688629, 785619, 914409, 1052433, 2065887, 6197661, 18592983, 55778949]

約数ペア:

[(1, 55778949), (3, 18592983), (9, 6197661), (27, 2065887), (53, 1052433), (61, 914409), (71, 785619), (81, 688629), (159, 350811), (183, 304803), (213, 261873), (243, 229543), (477, 116937), (549, 101601), (639, 87291), (1431, 38979), (1647, 33867), (1917, 29097), (3233, 17253), (3763, 14823), (4293, 12993), (4331, 12879), (4941, 11289), (5751, 9699)]