51054978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 117694080

約数和(自身を除く): 66639102

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 139, 221, 277, 278, 417, 442, 554, 663, 831, 834, 1326, 1662, 1807, 2363, 3601, 3614, 4709, 4726, 5421, 7089, 7202, 9418, 10803, 10842, 14127, 14178, 21606, 28254, 30719, 38503, 61217, 61438, 77006, 92157, 115509, 122434, 183651, 184314, 231018, 367302, 500539, 654551, 1001078, 1309102, 1501617, 1963653, 3003234, 3927306, 8509163, 17018326, 25527489, 51054978]

約数ペア:

[(1, 51054978), (2, 25527489), (3, 17018326), (6, 8509163), (13, 3927306), (17, 3003234), (26, 1963653), (34, 1501617), (39, 1309102), (51, 1001078), (78, 654551), (102, 500539), (139, 367302), (221, 231018), (277, 184314), (278, 183651), (417, 122434), (442, 115509), (554, 92157), (663, 77006), (831, 61438), (834, 61217), (1326, 38503), (1662, 30719), (1807, 28254), (2363, 21606), (3601, 14178), (3614, 14127), (4709, 10842), (4726, 10803), (5421, 9418), (7089, 7202)]