137760868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{258949}}^1$

素因数の和:258979

約数の個数: 24

約数和(自身を含む): 290024000

約数和(自身を除く): 152263132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 258949, 517898, 1035796, 1812643, 3625286, 4920031, 7250572, 9840062, 19680124, 34440217, 68880434, 137760868]

約数ペア:

[(1, 137760868), (2, 68880434), (4, 34440217), (7, 19680124), (14, 9840062), (19, 7250572), (28, 4920031), (38, 3625286), (76, 1812643), (133, 1035796), (266, 517898), (532, 258949)]