28438431

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28813}}^1$

素因数の和:28870

約数の個数: 16

約数和(自身を含む): 44258304

約数和(自身を除く): 15819873

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 28813, 86439, 201691, 605073, 1354211, 4062633, 9479477, 28438431]

約数ペア:

[(1, 28438431), (3, 9479477), (7, 4062633), (21, 1354211), (47, 605073), (141, 201691), (329, 86439), (987, 28813)]