256220782

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3203}}^1$

素因数の和:3312

約数の個数: 32

約数和(自身を含む): 420774912

約数和(自身を除く): 164554130

約数列:

[1, 2, 23, 37, 46, 47, 74, 94, 851, 1081, 1702, 1739, 2162, 3203, 3478, 6406, 39997, 73669, 79994, 118511, 147338, 150541, 237022, 301082, 2725753, 3462443, 5451506, 5570017, 6924886, 11140034, 128110391, 256220782]

約数ペア:

[(1, 256220782), (2, 128110391), (23, 11140034), (37, 6924886), (46, 5570017), (47, 5451506), (74, 3462443), (94, 2725753), (851, 301082), (1081, 237022), (1702, 150541), (1739, 147338), (2162, 118511), (3203, 79994), (3478, 73669), (6406, 39997)]