78953889

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{15731}}^1$

素因数の和:15980

約数の個数: 16

約数和(自身を含む): 120821760

約数和(自身を除く): 41867871

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 15731, 47193, 110117, 330351, 3759709, 11279127, 26317963, 78953889]

約数ペア:

[(1, 78953889), (3, 26317963), (7, 11279127), (21, 3759709), (239, 330351), (717, 110117), (1673, 47193), (5019, 15731)]