581490256

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{141413}}^1$

素因数の和:141678

約数の個数: 20

約数和(自身を含む): 1131029172

約数和(自身を除く): 549538916

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 141413, 282826, 565652, 1131304, 2262608, 36343141, 72686282, 145372564, 290745128, 581490256]

約数ペア:

[(1, 581490256), (2, 290745128), (4, 145372564), (8, 72686282), (16, 36343141), (257, 2262608), (514, 1131304), (1028, 565652), (2056, 282826), (4112, 141413)]