256219914

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{805723}}^1$

素因数の和:805781

約数の個数: 16

約数和(自身を含む): 522109152

約数和(自身を除く): 265889238

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 805723, 1611446, 2417169, 4834338, 42703319, 85406638, 128109957, 256219914]

約数ペア:

[(1, 256219914), (2, 128109957), (3, 85406638), (6, 42703319), (53, 4834338), (106, 2417169), (159, 1611446), (318, 805723)]