285463581

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{641}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 432862080

約数和(自身を除く): 147398499

約数列:

[1, 3, 13, 19, 39, 57, 247, 601, 641, 741, 1803, 1923, 7813, 8333, 11419, 12179, 23439, 24999, 34257, 36537, 148447, 158327, 385241, 445341, 474981, 1155723, 5008133, 7319579, 15024399, 21958737, 95154527, 285463581]

約数ペア:

[(1, 285463581), (3, 95154527), (13, 21958737), (19, 15024399), (39, 7319579), (57, 5008133), (247, 1155723), (601, 474981), (641, 445341), (741, 385241), (1803, 158327), (1923, 148447), (7813, 36537), (8333, 34257), (11419, 24999), (12179, 23439)]