2818404001

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{19759}}^1$

素因数の和:19885

約数の個数: 24

約数和(自身を含む): 3405991680

約数和(自身を除く): 587587679

約数列:

[1, 7, 41, 49, 71, 287, 497, 2009, 2911, 3479, 19759, 20377, 138313, 142639, 810119, 968191, 1402889, 5670833, 9820223, 39695831, 57518449, 68741561, 402629143, 2818404001]

約数ペア:

[(1, 2818404001), (7, 402629143), (41, 68741561), (49, 57518449), (71, 39695831), (287, 9820223), (497, 5670833), (2009, 1402889), (2911, 968191), (3479, 810119), (19759, 142639), (20377, 138313)]