311216217

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{1583}}^1$

素因数の和:1741

約数の個数: 24

約数和(自身を含む): 453543552

約数和(自身を除く): 142327335

約数列:

[1, 3, 13, 39, 71, 213, 923, 1583, 2769, 4749, 5041, 15123, 20579, 61737, 65533, 112393, 196599, 337179, 1461109, 4383327, 7979903, 23939709, 103738739, 311216217]

約数ペア:

[(1, 311216217), (3, 103738739), (13, 23939709), (39, 7979903), (71, 4383327), (213, 1461109), (923, 337179), (1583, 196599), (2769, 112393), (4749, 65533), (5041, 61737), (15123, 20579)]