28338296

素因数分解:

$2^3\times 7^1\times {\mathrm{643}}^1\times {\mathrm{787}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 60896640

約数和(自身を除く): 32558344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 643, 787, 1286, 1574, 2572, 3148, 4501, 5144, 5509, 6296, 9002, 11018, 18004, 22036, 36008, 44072, 506041, 1012082, 2024164, 3542287, 4048328, 7084574, 14169148, 28338296]

約数ペア:

[(1, 28338296), (2, 14169148), (4, 7084574), (7, 4048328), (8, 3542287), (14, 2024164), (28, 1012082), (56, 506041), (643, 44072), (787, 36008), (1286, 22036), (1574, 18004), (2572, 11018), (3148, 9002), (4501, 6296), (5144, 5509)]