209512419

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{7127}}^1$

素因数の和:7410

約数の個数: 16

約数和(自身を含む): 287400960

約数和(自身を除く): 77888541

約数列:

[1, 3, 41, 123, 239, 717, 7127, 9799, 21381, 29397, 292207, 876621, 1703353, 5110059, 69837473, 209512419]

約数ペア:

[(1, 209512419), (3, 69837473), (41, 5110059), (123, 1703353), (239, 876621), (717, 292207), (7127, 29397), (9799, 21381)]