320815551

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47297}}^1$

素因数の和:47343

約数の個数: 32

約数和(自身を含む): 544872960

約数和(自身を除く): 224057409

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 47297, 141891, 331079, 804049, 898643, 993237, 2412147, 2695929, 5628343, 6290501, 15276931, 16885029, 18871503, 45830793, 106938517, 320815551]

約数ペア:

[(1, 320815551), (3, 106938517), (7, 45830793), (17, 18871503), (19, 16885029), (21, 15276931), (51, 6290501), (57, 5628343), (119, 2695929), (133, 2412147), (323, 993237), (357, 898643), (399, 804049), (969, 331079), (2261, 141891), (6783, 47297)]