290469739

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{35803}}^1$

素因数の和:35890

約数の個数: 16

約数和(自身を含む): 355175680

約数和(自身を除く): 64705941

約数列:

[1, 7, 19, 61, 133, 427, 1159, 8113, 35803, 250621, 680257, 2183983, 4761799, 15287881, 41495677, 290469739]

約数ペア:

[(1, 290469739), (7, 41495677), (19, 15287881), (61, 4761799), (133, 2183983), (427, 680257), (1159, 250621), (8113, 35803)]