28157838

素因数分解:

$2^1\times 3^1\times {\mathrm{2113}}^1\times {\mathrm{2221}}^1$

素因数の和:4339

約数の個数: 16

約数和(自身を含む): 56367696

約数和(自身を除く): 28209858

約数列:

[1, 2, 3, 6, 2113, 2221, 4226, 4442, 6339, 6663, 12678, 13326, 4692973, 9385946, 14078919, 28157838]

約数ペア:

[(1, 28157838), (2, 14078919), (3, 9385946), (6, 4692973), (2113, 13326), (2221, 12678), (4226, 6663), (4442, 6339)]