289970813

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 329925120

約数和(自身を除く): 39954307

約数列:

[1, 11, 37, 121, 239, 271, 407, 2629, 2981, 4477, 8843, 10027, 28919, 32791, 64769, 97273, 110297, 712459, 1070003, 1213267, 2396453, 7837049, 26360983, 289970813]

約数ペア:

[(1, 289970813), (11, 26360983), (37, 7837049), (121, 2396453), (239, 1213267), (271, 1070003), (407, 712459), (2629, 110297), (2981, 97273), (4477, 64769), (8843, 32791), (10027, 28919)]