78703989

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{288293}}^1$

素因数の和:288316

約数の個数: 16

約数和(自身を含む): 129155712

約数和(自身を除く): 50451723

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 288293, 864879, 2018051, 3747809, 6054153, 11243427, 26234663, 78703989]

約数ペア:

[(1, 78703989), (3, 26234663), (7, 11243427), (13, 6054153), (21, 3747809), (39, 2018051), (91, 864879), (273, 288293)]