137743844

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{258917}}^1$

素因数の和:258947

約数の個数: 24

約数和(自身を含む): 289988160

約数和(自身を除く): 152244316

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 258917, 517834, 1035668, 1812419, 3624838, 4919423, 7249676, 9838846, 19677692, 34435961, 68871922, 137743844]

約数ペア:

[(1, 137743844), (2, 68871922), (4, 34435961), (7, 19677692), (14, 9838846), (19, 7249676), (28, 4919423), (38, 3624838), (76, 1812419), (133, 1035668), (266, 517834), (532, 258917)]