278480848

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{132863}}^1$

素因数の和:133002

約数の個数: 20

約数和(自身を含む): 543679488

約数和(自身を除く): 265198640

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 132863, 265726, 531452, 1062904, 2125808, 17405053, 34810106, 69620212, 139240424, 278480848]

約数ペア:

[(1, 278480848), (2, 139240424), (4, 69620212), (8, 34810106), (16, 17405053), (131, 2125808), (262, 1062904), (524, 531452), (1048, 265726), (2096, 132863)]