28119834

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{22003}}^1$

素因数の和:22082

約数の個数: 24

約数和(自身を含む): 61787232

約数和(自身を除く): 33667398

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 22003, 44006, 66009, 132018, 198027, 396054, 1562213, 3124426, 4686639, 9373278, 14059917, 28119834]

約数ペア:

[(1, 28119834), (2, 14059917), (3, 9373278), (6, 4686639), (9, 3124426), (18, 1562213), (71, 396054), (142, 198027), (213, 132018), (426, 66009), (639, 44006), (1278, 22003)]