28715445

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 56782080

約数和(自身を除く): 28066635

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 61, 99, 135, 165, 183, 297, 305, 317, 495, 549, 671, 915, 951, 1485, 1585, 1647, 2013, 2745, 2853, 3355, 3487, 4755, 6039, 8235, 8559, 10065, 10461, 14265, 17435, 18117, 19337, 30195, 31383, 42795, 52305, 58011, 90585, 94149, 96685, 156915, 174033, 212707, 290055, 470745, 522099, 638121, 870165, 1063535, 1914363, 2610495, 3190605, 5743089, 9571815, 28715445]

約数ペア:

[(1, 28715445), (3, 9571815), (5, 5743089), (9, 3190605), (11, 2610495), (15, 1914363), (27, 1063535), (33, 870165), (45, 638121), (55, 522099), (61, 470745), (99, 290055), (135, 212707), (165, 174033), (183, 156915), (297, 96685), (305, 94149), (317, 90585), (495, 58011), (549, 52305), (671, 42795), (915, 31383), (951, 30195), (1485, 19337), (1585, 18117), (1647, 17435), (2013, 14265), (2745, 10461), (2853, 10065), (3355, 8559), (3487, 8235), (4755, 6039)]