28226738

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1\times {\mathrm{521}}^1$

素因数の和:889

約数の個数: 16

約数和(自身を含む): 42996096

約数和(自身を除く): 14769358

約数列:

[1, 2, 103, 206, 263, 521, 526, 1042, 27089, 53663, 54178, 107326, 137023, 274046, 14113369, 28226738]

約数ペア:

[(1, 28226738), (2, 14113369), (103, 274046), (206, 137023), (263, 107326), (521, 54178), (526, 53663), (1042, 27089)]