65740879778

素因数分解:

$2^1\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{2989037}}^1$

素因数の和:2990617

約数の個数: 16

約数和(自身を含む): 112770425664

約数和(自身を除く): 47029545886

約数列:

[1, 2, 7, 14, 1571, 3142, 10997, 21994, 2989037, 5978074, 20923259, 41846518, 4695777127, 9391554254, 32870439889, 65740879778]

約数ペア:

[(1, 65740879778), (2, 32870439889), (7, 9391554254), (14, 4695777127), (1571, 41846518), (3142, 20923259), (10997, 5978074), (21994, 2989037)]