290497823

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{10169}}^1$

素因数の和:10247

約数の個数: 24

約数和(自身を含む): 375639120

約数和(自身を除く): 85141297

約数列:

[1, 7, 11, 49, 53, 77, 371, 539, 583, 2597, 4081, 10169, 28567, 71183, 111859, 498281, 538957, 783013, 3772699, 5481091, 5928527, 26408893, 41499689, 290497823]

約数ペア:

[(1, 290497823), (7, 41499689), (11, 26408893), (49, 5928527), (53, 5481091), (77, 3772699), (371, 783013), (539, 538957), (583, 498281), (2597, 111859), (4081, 71183), (10169, 28567)]