28539243

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 45299520

約数和(自身を除く): 16760277

約数列:

[1, 3, 9, 17, 27, 51, 97, 153, 291, 459, 641, 873, 1649, 1923, 2619, 4947, 5769, 10897, 14841, 17307, 32691, 44523, 62177, 98073, 186531, 294219, 559593, 1057009, 1678779, 3171027, 9513081, 28539243]

約数ペア:

[(1, 28539243), (3, 9513081), (9, 3171027), (17, 1678779), (27, 1057009), (51, 559593), (97, 294219), (153, 186531), (291, 98073), (459, 62177), (641, 44523), (873, 32691), (1649, 17307), (1923, 14841), (2619, 10897), (4947, 5769)]