66720868

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{359}}^1\times {\mathrm{479}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 118540800

約数和(自身を除く): 51819932

約数列:

[1, 2, 4, 97, 194, 359, 388, 479, 718, 958, 1436, 1916, 34823, 46463, 69646, 92926, 139292, 171961, 185852, 343922, 687844, 16680217, 33360434, 66720868]

約数ペア:

[(1, 66720868), (2, 33360434), (4, 16680217), (97, 687844), (194, 343922), (359, 185852), (388, 171961), (479, 139292), (718, 92926), (958, 69646), (1436, 46463), (1916, 34823)]