31139361

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2111}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 49420800

約数和(自身を除く): 18281439

約数列:

[1, 3, 9, 11, 33, 99, 149, 447, 1341, 1639, 2111, 4917, 6333, 14751, 18999, 23221, 69663, 208989, 314539, 943617, 2830851, 3459929, 10379787, 31139361]

約数ペア:

[(1, 31139361), (3, 10379787), (9, 3459929), (11, 2830851), (33, 943617), (99, 314539), (149, 208989), (447, 69663), (1341, 23221), (1639, 18999), (2111, 14751), (4917, 6333)]