349997207

素因数分解:

$7^1\times {\mathrm{17}}^3\times {\mathrm{10177}}^1$

素因数の和:10235

約数の個数: 16

約数和(自身を含む): 425033280

約数和(自身を除く): 75036073

約数列:

[1, 7, 17, 119, 289, 2023, 4913, 10177, 34391, 71239, 173009, 1211063, 2941153, 20588071, 49999601, 349997207]

約数ペア:

[(1, 349997207), (7, 49999601), (17, 20588071), (119, 2941153), (289, 1211063), (2023, 173009), (4913, 71239), (10177, 34391)]