1995687

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 3115008

約数和(自身を除く): 1119321

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 311, 713, 933, 2139, 2799, 6417, 7153, 9641, 21459, 28923, 64377, 86769, 221743, 665229, 1995687]

約数ペア:

[(1, 1995687), (3, 665229), (9, 221743), (23, 86769), (31, 64377), (69, 28923), (93, 21459), (207, 9641), (279, 7153), (311, 6417), (713, 2799), (933, 2139)]