28425418

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28597}}^1$

素因数の和:28677

約数の個数: 16

約数和(自身を含む): 49417344

約数和(自身を除く): 20991926

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 28597, 57194, 200179, 400358, 2030387, 4060774, 14212709, 28425418]

約数ペア:

[(1, 28425418), (2, 14212709), (7, 4060774), (14, 2030387), (71, 400358), (142, 200179), (497, 57194), (994, 28597)]