28182756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2137}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 75668096

約数和(自身を除く): 47485340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 157, 314, 471, 628, 942, 1099, 1884, 2137, 2198, 3297, 4274, 4396, 6411, 6594, 8548, 12822, 13188, 14959, 25644, 29918, 44877, 59836, 89754, 179508, 335509, 671018, 1006527, 1342036, 2013054, 2348563, 4026108, 4697126, 7045689, 9394252, 14091378, 28182756]

約数ペア:

[(1, 28182756), (2, 14091378), (3, 9394252), (4, 7045689), (6, 4697126), (7, 4026108), (12, 2348563), (14, 2013054), (21, 1342036), (28, 1006527), (42, 671018), (84, 335509), (157, 179508), (314, 89754), (471, 59836), (628, 44877), (942, 29918), (1099, 25644), (1884, 14959), (2137, 13188), (2198, 12822), (3297, 8548), (4274, 6594), (4396, 6411)]