989169327

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{3761}}^1$

素因数の和:3981

約数の個数: 40

約数和(自身を含む): 1573178112

約数和(自身を除く): 584008785

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 191, 459, 573, 1377, 1719, 3247, 3761, 5157, 9741, 11283, 15471, 29223, 33849, 63937, 87669, 101547, 191811, 263007, 304641, 575433, 718351, 1726299, 2155053, 5178897, 6465159, 12211967, 19395477, 36635901, 58186431, 109907703, 329723109, 989169327]

約数ペア:

[(1, 989169327), (3, 329723109), (9, 109907703), (17, 58186431), (27, 36635901), (51, 19395477), (81, 12211967), (153, 6465159), (191, 5178897), (459, 2155053), (573, 1726299), (1377, 718351), (1719, 575433), (3247, 304641), (3761, 263007), (5157, 191811), (9741, 101547), (11283, 87669), (15471, 63937), (29223, 33849)]