28793121

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1367}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 18484959

約数列:

[1, 3, 7, 17, 21, 51, 59, 119, 177, 357, 413, 1003, 1239, 1367, 3009, 4101, 7021, 9569, 21063, 23239, 28707, 69717, 80653, 162673, 241959, 488019, 564571, 1371101, 1693713, 4113303, 9597707, 28793121]

約数ペア:

[(1, 28793121), (3, 9597707), (7, 4113303), (17, 1693713), (21, 1371101), (51, 564571), (59, 488019), (119, 241959), (177, 162673), (357, 80653), (413, 69717), (1003, 28707), (1239, 23239), (1367, 21063), (3009, 9569), (4101, 7021)]