320691868

素因数分解:

$2^2\times 7^2\times {\mathrm{631}}^1\times {\mathrm{2593}}^1$

素因数の和:3242

約数の個数: 36

約数和(自身を含む): 654123792

約数和(自身を除く): 333431924

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 631, 1262, 2524, 2593, 4417, 5186, 8834, 10372, 17668, 18151, 30919, 36302, 61838, 72604, 123676, 127057, 254114, 508228, 1636183, 3272366, 6544732, 11453281, 22906562, 45813124, 80172967, 160345934, 320691868]

約数ペア:

[(1, 320691868), (2, 160345934), (4, 80172967), (7, 45813124), (14, 22906562), (28, 11453281), (49, 6544732), (98, 3272366), (196, 1636183), (631, 508228), (1262, 254114), (2524, 127057), (2593, 123676), (4417, 72604), (5186, 61838), (8834, 36302), (10372, 30919), (17668, 18151)]