28752255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{941}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 57605184

約数和(自身を除く): 28852929

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 97, 105, 291, 315, 485, 679, 873, 941, 1455, 2037, 2823, 3395, 4365, 4705, 6111, 6587, 8469, 10185, 14115, 19761, 30555, 32935, 42345, 59283, 91277, 98805, 273831, 296415, 456385, 638939, 821493, 1369155, 1916817, 3194695, 4107465, 5750451, 9584085, 28752255]

約数ペア:

[(1, 28752255), (3, 9584085), (5, 5750451), (7, 4107465), (9, 3194695), (15, 1916817), (21, 1369155), (35, 821493), (45, 638939), (63, 456385), (97, 296415), (105, 273831), (291, 98805), (315, 91277), (485, 59283), (679, 42345), (873, 32935), (941, 30555), (1455, 19761), (2037, 14115), (2823, 10185), (3395, 8469), (4365, 6587), (4705, 6111)]