989355321

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{8513}}^1$

素因数の和:8905

約数の個数: 24

約数和(自身を含む): 1472070600

約数和(自身を除く): 482715279

約数列:

[1, 3, 9, 37, 111, 333, 349, 1047, 3141, 8513, 12913, 25539, 38739, 76617, 116217, 314981, 944943, 2834829, 2971037, 8913111, 26739333, 109928369, 329785107, 989355321]

約数ペア:

[(1, 989355321), (3, 329785107), (9, 109928369), (37, 26739333), (111, 8913111), (333, 2971037), (349, 2834829), (1047, 944943), (3141, 314981), (8513, 116217), (12913, 76617), (25539, 38739)]