28324485

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 59195136

約数和(自身を除く): 30870651

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 97, 103, 105, 135, 189, 291, 309, 315, 405, 485, 515, 567, 679, 721, 873, 927, 945, 1455, 1545, 2037, 2163, 2619, 2781, 2835, 3395, 3605, 4365, 4635, 6111, 6489, 7857, 8343, 9991, 10185, 10815, 13095, 13905, 18333, 19467, 29973, 30555, 32445, 39285, 41715, 49955, 54999, 58401, 69937, 89919, 91665, 97335, 149865, 209811, 269757, 274995, 292005, 349685, 449595, 629433, 809271, 1049055, 1348785, 1888299, 3147165, 4046355, 5664897, 9441495, 28324485]

約数ペア:

[(1, 28324485), (3, 9441495), (5, 5664897), (7, 4046355), (9, 3147165), (15, 1888299), (21, 1348785), (27, 1049055), (35, 809271), (45, 629433), (63, 449595), (81, 349685), (97, 292005), (103, 274995), (105, 269757), (135, 209811), (189, 149865), (291, 97335), (309, 91665), (315, 89919), (405, 69937), (485, 58401), (515, 54999), (567, 49955), (679, 41715), (721, 39285), (873, 32445), (927, 30555), (945, 29973), (1455, 19467), (1545, 18333), (2037, 13905), (2163, 13095), (2619, 10815), (2781, 10185), (2835, 9991), (3395, 8343), (3605, 7857), (4365, 6489), (4635, 6111)]