26200917

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 38795328

約数和(自身を除く): 12594411

約数列:

[1, 3, 9, 71, 131, 213, 313, 393, 639, 939, 1179, 2817, 9301, 22223, 27903, 41003, 66669, 83709, 123009, 200007, 369027, 2911213, 8733639, 26200917]

約数ペア:

[(1, 26200917), (3, 8733639), (9, 2911213), (71, 369027), (131, 200007), (213, 123009), (313, 83709), (393, 66669), (639, 41003), (939, 27903), (1179, 22223), (2817, 9301)]