128475867

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{25939}}^1$

素因数の和:26082

約数の個数: 16

約数和(自身を含む): 185937920

約数和(自身を除く): 57462053

約数列:

[1, 3, 13, 39, 127, 381, 1651, 4953, 25939, 77817, 337207, 1011621, 3294253, 9882759, 42825289, 128475867]

約数ペア:

[(1, 128475867), (3, 42825289), (13, 9882759), (39, 3294253), (127, 1011621), (381, 337207), (1651, 77817), (4953, 25939)]