1681351

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:294

約数の個数: 16

約数和(自身を含む): 2073600

約数和(自身を除く): 392249

約数列:

[1, 7, 17, 71, 119, 199, 497, 1207, 1393, 3383, 8449, 14129, 23681, 98903, 240193, 1681351]

約数ペア:

[(1, 1681351), (7, 240193), (17, 98903), (71, 23681), (119, 14129), (199, 8449), (497, 3383), (1207, 1393)]