2028904815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{6469}}^1$

素因数の和:6616

約数の個数: 64

約数和(自身を含む): 3875788800

約数和(自身を除く): 1846883985

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 103, 105, 145, 203, 309, 435, 515, 609, 721, 1015, 1545, 2163, 2987, 3045, 3605, 6469, 8961, 10815, 14935, 19407, 20909, 32345, 44805, 45283, 62727, 97035, 104545, 135849, 187601, 226415, 313635, 562803, 666307, 679245, 938005, 1313207, 1998921, 2814015, 3331535, 3939621, 4664149, 6566035, 9994605, 13992447, 19322903, 19698105, 23320745, 57968709, 69962235, 96614515, 135260321, 289843545, 405780963, 676301605, 2028904815]

約数ペア:

[(1, 2028904815), (3, 676301605), (5, 405780963), (7, 289843545), (15, 135260321), (21, 96614515), (29, 69962235), (35, 57968709), (87, 23320745), (103, 19698105), (105, 19322903), (145, 13992447), (203, 9994605), (309, 6566035), (435, 4664149), (515, 3939621), (609, 3331535), (721, 2814015), (1015, 1998921), (1545, 1313207), (2163, 938005), (2987, 679245), (3045, 666307), (3605, 562803), (6469, 313635), (8961, 226415), (10815, 187601), (14935, 135849), (19407, 104545), (20909, 97035), (32345, 62727), (44805, 45283)]