678153988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{56269}}^1$

素因数の和:56427

約数の個数: 24

約数和(自身を含む): 1247843520

約数和(自身を除く): 569689532

約数列:

[1, 2, 4, 23, 46, 92, 131, 262, 524, 3013, 6026, 12052, 56269, 112538, 225076, 1294187, 2588374, 5176748, 7371239, 14742478, 29484956, 169538497, 339076994, 678153988]

約数ペア:

[(1, 678153988), (2, 339076994), (4, 169538497), (23, 29484956), (46, 14742478), (92, 7371239), (131, 5176748), (262, 2588374), (524, 1294187), (3013, 225076), (6026, 112538), (12052, 56269)]