28513928

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{439}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 56073600

約数和(自身を除く): 27559672

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 353, 439, 706, 878, 1412, 1756, 2824, 3512, 8119, 10097, 16238, 20194, 32476, 40388, 64952, 80776, 154967, 309934, 619868, 1239736, 3564241, 7128482, 14256964, 28513928]

約数ペア:

[(1, 28513928), (2, 14256964), (4, 7128482), (8, 3564241), (23, 1239736), (46, 619868), (92, 309934), (184, 154967), (353, 80776), (439, 64952), (706, 40388), (878, 32476), (1412, 20194), (1756, 16238), (2824, 10097), (3512, 8119)]