27872870

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21277}}^1$

素因数の和:21415

約数の個数: 16

約数和(自身を含む): 50556528

約数和(自身を除く): 22683658

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 21277, 42554, 106385, 212770, 2787287, 5574574, 13936435, 27872870]

約数ペア:

[(1, 27872870), (2, 13936435), (5, 5574574), (10, 2787287), (131, 212770), (262, 106385), (655, 42554), (1310, 21277)]