493353

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 838656

約数和(自身を除く): 345303

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 191, 287, 369, 573, 861, 1337, 1719, 2583, 4011, 7831, 12033, 23493, 54817, 70479, 164451, 493353]

約数ペア:

[(1, 493353), (3, 164451), (7, 70479), (9, 54817), (21, 23493), (41, 12033), (63, 7831), (123, 4011), (191, 2583), (287, 1719), (369, 1337), (573, 861)]