205140687

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{10159}}^1$

素因数の和:10342

約数の個数: 16

約数和(自身を含む): 280903680

約数和(自身を除く): 75762993

約数列:

[1, 3, 53, 127, 159, 381, 6731, 10159, 20193, 30477, 538427, 1290193, 1615281, 3870579, 68380229, 205140687]

約数ペア:

[(1, 205140687), (3, 68380229), (53, 3870579), (127, 1615281), (159, 1290193), (381, 538427), (6731, 30477), (10159, 20193)]