28880229

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{80897}}^1$

素因数の和:80924

約数の個数: 16

約数和(自身を含む): 46597248

約数和(自身を除く): 17717019

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 80897, 242691, 566279, 1375249, 1698837, 4125747, 9626743, 28880229]

約数ペア:

[(1, 28880229), (3, 9626743), (7, 4125747), (17, 1698837), (21, 1375249), (51, 566279), (119, 242691), (357, 80897)]