128202285

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{208459}}^1$

素因数の和:208508

約数の個数: 16

約数和(自身を含む): 210127680

約数和(自身を除く): 81925395

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 208459, 625377, 1042295, 3126885, 8546819, 25640457, 42734095, 128202285]

約数ペア:

[(1, 128202285), (3, 42734095), (5, 25640457), (15, 8546819), (41, 3126885), (123, 1042295), (205, 625377), (615, 208459)]