28338970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257627}}^1$

素因数の和:257645

約数の個数: 16

約数和(自身を含む): 55647648

約数和(自身を除く): 27308678

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257627, 515254, 1288135, 2576270, 2833897, 5667794, 14169485, 28338970]

約数ペア:

[(1, 28338970), (2, 14169485), (5, 5667794), (10, 2833897), (11, 2576270), (22, 1288135), (55, 515254), (110, 257627)]