28688044

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5479}}^1$

素因数の和:5518

約数の個数: 48

約数和(自身を含む): 66286080

約数和(自身を除く): 37598036

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 5236, 5479, 10958, 21916, 38353, 60269, 76706, 93143, 120538, 153412, 186286, 241076, 372572, 421883, 652001, 843766, 1024573, 1304002, 1687532, 2049146, 2608004, 4098292, 7172011, 14344022, 28688044]

約数ペア:

[(1, 28688044), (2, 14344022), (4, 7172011), (7, 4098292), (11, 2608004), (14, 2049146), (17, 1687532), (22, 1304002), (28, 1024573), (34, 843766), (44, 652001), (68, 421883), (77, 372572), (119, 241076), (154, 186286), (187, 153412), (238, 120538), (308, 93143), (374, 76706), (476, 60269), (748, 38353), (1309, 21916), (2618, 10958), (5236, 5479)]