28678972609

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1\times {\mathrm{2239}}^1$

素因数の和:2957

約数の個数: 32

約数和(自身を含む): 34764800000

約数和(自身を除く): 6085827391

約数列:

[1, 7, 19, 133, 193, 499, 1351, 2239, 3493, 3667, 9481, 15673, 25669, 42541, 66367, 96307, 297787, 432127, 674149, 1117261, 1829833, 3024889, 7820827, 8210413, 12808831, 21227959, 57472891, 148595713, 215631373, 1509419611, 4096996087, 28678972609]

約数ペア:

[(1, 28678972609), (7, 4096996087), (19, 1509419611), (133, 215631373), (193, 148595713), (499, 57472891), (1351, 21227959), (2239, 12808831), (3493, 8210413), (3667, 7820827), (9481, 3024889), (15673, 1829833), (25669, 1117261), (42541, 674149), (66367, 432127), (96307, 297787)]