861063

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 1326336

約数和(自身を除く): 465273

約数列:

[1, 3, 7, 21, 131, 313, 393, 917, 939, 2191, 2751, 6573, 41003, 123009, 287021, 861063]

約数ペア:

[(1, 861063), (3, 287021), (7, 123009), (21, 41003), (131, 6573), (313, 2751), (393, 2191), (917, 939)]