991399809

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1\times {\mathrm{4933}}^1$

素因数の和:7128

約数の個数: 16

約数和(自身を含む): 1365415424

約数和(自身を除く): 374015615

約数列:

[1, 3, 31, 93, 2161, 4933, 6483, 14799, 66991, 152923, 200973, 458769, 10660213, 31980639, 330466603, 991399809]

約数ペア:

[(1, 991399809), (3, 330466603), (31, 31980639), (93, 10660213), (2161, 458769), (4933, 200973), (6483, 152923), (14799, 66991)]