64977891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3343}}^1$

素因数の和:3407

約数の個数: 32

約数和(自身を含む): 102727680

約数和(自身を除く): 37749789

約数列:

[1, 3, 11, 19, 31, 33, 57, 93, 209, 341, 589, 627, 1023, 1767, 3343, 6479, 10029, 19437, 36773, 63517, 103633, 110319, 190551, 310899, 698687, 1139963, 1969027, 2096061, 3419889, 5907081, 21659297, 64977891]

約数ペア:

[(1, 64977891), (3, 21659297), (11, 5907081), (19, 3419889), (31, 2096061), (33, 1969027), (57, 1139963), (93, 698687), (209, 310899), (341, 190551), (589, 110319), (627, 103633), (1023, 63517), (1767, 36773), (3343, 19437), (6479, 10029)]