2803689

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 4672512

約数和(自身を除く): 1868823

約数列:

[1, 3, 7, 9, 21, 63, 191, 233, 573, 699, 1337, 1631, 1719, 2097, 4011, 4893, 12033, 14679, 44503, 133509, 311521, 400527, 934563, 2803689]

約数ペア:

[(1, 2803689), (3, 934563), (7, 400527), (9, 311521), (21, 133509), (63, 44503), (191, 14679), (233, 12033), (573, 4893), (699, 4011), (1337, 2097), (1631, 1719)]