138980458916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{6870697}}^1$

素因数の和:6871103

約数の個数: 24

約数和(自身を含む): 262598077560

約数和(自身を除く): 123617618644

約数列:

[1, 2, 4, 13, 26, 52, 389, 778, 1556, 5057, 10114, 20228, 6870697, 13741394, 27482788, 89319061, 178638122, 357276244, 2672701133, 5345402266, 10690804532, 34745114729, 69490229458, 138980458916]

約数ペア:

[(1, 138980458916), (2, 69490229458), (4, 34745114729), (13, 10690804532), (26, 5345402266), (52, 2672701133), (389, 357276244), (778, 178638122), (1556, 89319061), (5057, 27482788), (10114, 13741394), (20228, 6870697)]