686380037

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{4943}}^1$

素因数の和:5272

約数の個数: 16

約数和(自身を含む): 797368320

約数和(自身を除く): 110988283

約数列:

[1, 7, 83, 239, 581, 1673, 4943, 19837, 34601, 138859, 410269, 1181377, 2871883, 8269639, 98054291, 686380037]

約数ペア:

[(1, 686380037), (7, 98054291), (83, 8269639), (239, 2871883), (581, 1181377), (1673, 410269), (4943, 138859), (19837, 34601)]