28402682

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 59304960

約数和(自身を除く): 30902278

約数列:

[1, 2, 7, 11, 14, 17, 19, 22, 34, 38, 77, 119, 133, 154, 187, 209, 238, 266, 323, 374, 418, 571, 646, 1142, 1309, 1463, 2261, 2618, 2926, 3553, 3997, 4522, 6281, 7106, 7994, 9707, 10849, 12562, 19414, 21698, 24871, 43967, 49742, 67949, 75943, 87934, 106777, 119339, 135898, 151886, 184433, 213554, 238678, 368866, 747439, 835373, 1291031, 1494878, 1670746, 2028763, 2582062, 4057526, 14201341, 28402682]

約数ペア:

[(1, 28402682), (2, 14201341), (7, 4057526), (11, 2582062), (14, 2028763), (17, 1670746), (19, 1494878), (22, 1291031), (34, 835373), (38, 747439), (77, 368866), (119, 238678), (133, 213554), (154, 184433), (187, 151886), (209, 135898), (238, 119339), (266, 106777), (323, 87934), (374, 75943), (418, 67949), (571, 49742), (646, 43967), (1142, 24871), (1309, 21698), (1463, 19414), (2261, 12562), (2618, 10849), (2926, 9707), (3553, 7994), (3997, 7106), (4522, 6281)]