27775454

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2173

約数の個数: 32

約数和(自身を含む): 51168000

約数和(自身を除く): 23392546

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 931, 1862, 2131, 4262, 6517, 13034, 14917, 29834, 40489, 80978, 104419, 208838, 283423, 566846, 730933, 1461866, 1983961, 3967922, 13887727, 27775454]

約数ペア:

[(1, 27775454), (2, 13887727), (7, 3967922), (14, 1983961), (19, 1461866), (38, 730933), (49, 566846), (98, 283423), (133, 208838), (266, 104419), (343, 80978), (686, 40489), (931, 29834), (1862, 14917), (2131, 13034), (4262, 6517)]