28743417

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{11447}}^1$

素因数の和:11490

約数の個数: 20

約数和(自身を含む): 44326656

約数和(自身を除く): 15583239

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 11447, 34341, 103023, 309069, 354857, 927207, 1064571, 3193713, 9581139, 28743417]

約数ペア:

[(1, 28743417), (3, 9581139), (9, 3193713), (27, 1064571), (31, 927207), (81, 354857), (93, 309069), (279, 103023), (837, 34341), (2511, 11447)]