9978766

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10039}}^1$

素因数の和:10119

約数の個数: 16

約数和(自身を含む): 17349120

約数和(自身を除く): 7370354

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 10039, 20078, 70273, 140546, 712769, 1425538, 4989383, 9978766]

約数ペア:

[(1, 9978766), (2, 4989383), (7, 1425538), (14, 712769), (71, 140546), (142, 70273), (497, 20078), (994, 10039)]