27980015

素因数分解:

$5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{4787}}^1$

素因数の和:4966

約数の個数: 16

約数和(自身を含む): 38610432

約数和(自身を除く): 10630417

約数列:

[1, 5, 7, 35, 167, 835, 1169, 4787, 5845, 23935, 33509, 167545, 799429, 3997145, 5596003, 27980015]

約数ペア:

[(1, 27980015), (5, 5596003), (7, 3997145), (35, 799429), (167, 167545), (835, 33509), (1169, 23935), (4787, 5845)]