22787821

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5527}}^1$

素因数の和:5584

約数の個数: 16

約数和(自身を含む): 28303360

約数和(自身を除く): 5515539

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 5527, 38689, 105013, 171337, 735091, 1199359, 3255403, 22787821]

約数ペア:

[(1, 22787821), (7, 3255403), (19, 1199359), (31, 735091), (133, 171337), (217, 105013), (589, 38689), (4123, 5527)]