28503951

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79843}}^1$

素因数の和:79870

約数の個数: 16

約数和(自身を含む): 45990144

約数和(自身を除く): 17486193

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 79843, 239529, 558901, 1357331, 1676703, 4071993, 9501317, 28503951]

約数ペア:

[(1, 28503951), (3, 9501317), (7, 4071993), (17, 1676703), (21, 1357331), (51, 558901), (119, 239529), (357, 79843)]