57897021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 100638720

約数和(自身を除く): 42741699

約数列:

[1, 3, 7, 13, 21, 29, 39, 71, 87, 91, 103, 203, 213, 273, 309, 377, 497, 609, 721, 923, 1131, 1339, 1491, 2059, 2163, 2639, 2769, 2987, 4017, 6177, 6461, 7313, 7917, 8961, 9373, 14413, 19383, 20909, 21939, 26767, 28119, 38831, 43239, 51191, 62727, 80301, 95069, 116493, 153573, 187369, 212077, 271817, 285207, 562107, 636231, 665483, 815451, 1484539, 1996449, 2757001, 4453617, 8271003, 19299007, 57897021]

約数ペア:

[(1, 57897021), (3, 19299007), (7, 8271003), (13, 4453617), (21, 2757001), (29, 1996449), (39, 1484539), (71, 815451), (87, 665483), (91, 636231), (103, 562107), (203, 285207), (213, 271817), (273, 212077), (309, 187369), (377, 153573), (497, 116493), (609, 95069), (721, 80301), (923, 62727), (1131, 51191), (1339, 43239), (1491, 38831), (2059, 28119), (2163, 26767), (2639, 21939), (2769, 20909), (2987, 19383), (4017, 14413), (6177, 9373), (6461, 8961), (7313, 7917)]