7800273

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 12660480

約数和(自身を除く): 4860207

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 213, 313, 351, 639, 923, 939, 1917, 2769, 2817, 4069, 8307, 8451, 12207, 22223, 24921, 36621, 66669, 109863, 200007, 288899, 600021, 866697, 2600091, 7800273]

約数ペア:

[(1, 7800273), (3, 2600091), (9, 866697), (13, 600021), (27, 288899), (39, 200007), (71, 109863), (117, 66669), (213, 36621), (313, 24921), (351, 22223), (639, 12207), (923, 8451), (939, 8307), (1917, 4069), (2769, 2817)]