393669909

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{3319}}^1$

素因数の和:3542

約数の個数: 32

約数和(自身を含む): 611942400

約数和(自身を除く): 218272491

約数列:

[1, 3, 9, 23, 27, 69, 191, 207, 573, 621, 1719, 3319, 4393, 5157, 9957, 13179, 29871, 39537, 76337, 89613, 118611, 229011, 633929, 687033, 1901787, 2061099, 5705361, 14580367, 17116083, 43741101, 131223303, 393669909]

約数ペア:

[(1, 393669909), (3, 131223303), (9, 43741101), (23, 17116083), (27, 14580367), (69, 5705361), (191, 2061099), (207, 1901787), (573, 687033), (621, 633929), (1719, 229011), (3319, 118611), (4393, 89613), (5157, 76337), (9957, 39537), (13179, 29871)]