427512878

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{40801}}^1$

素因数の和:40860

約数の個数: 24

約数和(自身を含む): 716809536

約数和(自身を除く): 289296658

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 10478, 40801, 81602, 530413, 1060826, 1264831, 2529662, 6895369, 13790738, 16442803, 32885606, 213756439, 427512878]

約数ペア:

[(1, 427512878), (2, 213756439), (13, 32885606), (26, 16442803), (31, 13790738), (62, 6895369), (169, 2529662), (338, 1264831), (403, 1060826), (806, 530413), (5239, 81602), (10478, 40801)]