289497.00000000

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1187

約数の個数: 40

約数和(自身を含む): 26481440

約数和(自身を除く): 13849936

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1123, 1406, 2246, 2812, 4492, 5624, 8984, 11248, 17968, 21337, 41551, 42674, 83102, 85348, 166204, 170696, 332408, 341392, 664816, 789469, 1578938, 3157876, 6315752, 12631504]

約数ペア:

[(1, 12631504), (2, 6315752), (4, 3157876), (8, 1578938), (16, 789469), (19, 664816), (37, 341392), (38, 332408), (74, 170696), (76, 166204), (148, 85348), (152, 83102), (296, 42674), (304, 41551), (592, 21337), (703, 17968), (1123, 11248), (1406, 8984), (2246, 5624), (2812, 4492)]