28874517

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2789}}^1$

素因数の和:2845

約数の個数: 32

約数和(自身を含む): 48211200

約数和(自身を除く): 19336683

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1479, 2789, 3451, 8367, 10353, 19523, 47413, 58569, 80881, 142239, 242643, 331891, 566167, 995673, 1374977, 1698501, 4124931, 9624839, 28874517]

約数ペア:

[(1, 28874517), (3, 9624839), (7, 4124931), (17, 1698501), (21, 1374977), (29, 995673), (51, 566167), (87, 331891), (119, 242643), (203, 142239), (357, 80881), (493, 58569), (609, 47413), (1479, 19523), (2789, 10353), (3451, 8367)]