389617195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{164743}}^1$

素因数の和:164802

約数の個数: 16

約数和(自身を含む): 521908992

約数和(自身を除く): 132291797

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 164743, 823715, 1812173, 7083949, 9060865, 35419745, 77923439, 389617195]

約数ペア:

[(1, 389617195), (5, 77923439), (11, 35419745), (43, 9060865), (55, 7083949), (215, 1812173), (473, 823715), (2365, 164743)]