28281008

素因数分解:

$2^4\times 7^1\times {\mathrm{252509}}^1$

素因数の和:252524

約数の個数: 20

約数和(自身を含む): 62622480

約数和(自身を除く): 34341472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 252509, 505018, 1010036, 1767563, 2020072, 3535126, 4040144, 7070252, 14140504, 28281008]

約数ペア:

[(1, 28281008), (2, 14140504), (4, 7070252), (7, 4040144), (8, 3535126), (14, 2020072), (16, 1767563), (28, 1010036), (56, 505018), (112, 252509)]