26873287

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 31449600

約数和(自身を除く): 4576313

約数列:

[1, 7, 71, 139, 389, 497, 973, 2723, 9869, 27619, 54071, 69083, 193333, 378497, 3839041, 26873287]

約数ペア:

[(1, 26873287), (7, 3839041), (71, 378497), (139, 193333), (389, 69083), (497, 54071), (973, 27619), (2723, 9869)]