31804263

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2143}}^1$

素因数の和:2263

約数の個数: 24

約数和(自身を含む): 49166208

約数和(自身を除く): 17361945

約数列:

[1, 3, 9, 17, 51, 97, 153, 291, 873, 1649, 2143, 4947, 6429, 14841, 19287, 36431, 109293, 207871, 327879, 623613, 1870839, 3533807, 10601421, 31804263]

約数ペア:

[(1, 31804263), (3, 10601421), (9, 3533807), (17, 1870839), (51, 623613), (97, 327879), (153, 207871), (291, 109293), (873, 36431), (1649, 19287), (2143, 14841), (4947, 6429)]