30739709

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 43436736

約数和(自身を除く): 12697027

約数列:

[1, 7, 11, 13, 41, 49, 77, 91, 107, 143, 287, 451, 533, 539, 637, 749, 1001, 1177, 1391, 2009, 3157, 3731, 4387, 5243, 5863, 7007, 8239, 9737, 15301, 22099, 26117, 30709, 41041, 48257, 57031, 57673, 68159, 107107, 214963, 287287, 337799, 399217, 627341, 749749, 2364593, 2794519, 4391387, 30739709]

約数ペア:

[(1, 30739709), (7, 4391387), (11, 2794519), (13, 2364593), (41, 749749), (49, 627341), (77, 399217), (91, 337799), (107, 287287), (143, 214963), (287, 107107), (451, 68159), (533, 57673), (539, 57031), (637, 48257), (749, 41041), (1001, 30709), (1177, 26117), (1391, 22099), (2009, 15301), (3157, 9737), (3731, 8239), (4387, 7007), (5243, 5863)]