378156981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1571}}^1$

素因数の和:1737

約数の個数: 32

約数和(自身を含む): 549319680

約数和(自身を除く): 171162699

約数列:

[1, 3, 19, 41, 57, 103, 123, 309, 779, 1571, 1957, 2337, 4223, 4713, 5871, 12669, 29849, 64411, 80237, 89547, 161813, 193233, 240711, 485439, 1223809, 3074447, 3671427, 6634333, 9223341, 19902999, 126052327, 378156981]

約数ペア:

[(1, 378156981), (3, 126052327), (19, 19902999), (41, 9223341), (57, 6634333), (103, 3671427), (123, 3074447), (309, 1223809), (779, 485439), (1571, 240711), (1957, 193233), (2337, 161813), (4223, 89547), (4713, 80237), (5871, 64411), (12669, 29849)]