278324228

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{764627}}^1$

素因数の和:764651

約数の個数: 24

約数和(自身を含む): 599468352

約数和(自身を除く): 321144124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 764627, 1529254, 3058508, 5352389, 9940151, 10704778, 19880302, 21409556, 39760604, 69581057, 139162114, 278324228]

約数ペア:

[(1, 278324228), (2, 139162114), (4, 69581057), (7, 39760604), (13, 21409556), (14, 19880302), (26, 10704778), (28, 9940151), (52, 5352389), (91, 3058508), (182, 1529254), (364, 764627)]