280878

素因数分解:

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

素因数の和:308

約数の個数: 24

約数和(自身を含む): 610488

約数和(自身を除く): 329610

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 277, 338, 507, 554, 831, 1014, 1662, 3601, 7202, 10803, 21606, 46813, 93626, 140439, 280878]

約数ペア:

[(1, 280878), (2, 140439), (3, 93626), (6, 46813), (13, 21606), (26, 10803), (39, 7202), (78, 3601), (169, 1662), (277, 1014), (338, 831), (507, 554)]