256260405

素因数分解:

$3^1\times 5^1\times {\mathrm{4057}}^1\times {\mathrm{4211}}^1$

素因数の和:8276

約数の個数: 16

約数和(自身を含む): 410215104

約数和(自身を除く): 153954699

約数列:

[1, 3, 5, 15, 4057, 4211, 12171, 12633, 20285, 21055, 60855, 63165, 17084027, 51252081, 85420135, 256260405]

約数ペア:

[(1, 256260405), (3, 85420135), (5, 51252081), (15, 17084027), (4057, 63165), (4211, 60855), (12171, 21055), (12633, 20285)]