1220681

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 16

約数和(自身を含む): 1548288

約数和(自身を除く): 327607

約数列:

[1, 7, 11, 77, 83, 191, 581, 913, 1337, 2101, 6391, 14707, 15853, 110971, 174383, 1220681]

約数ペア:

[(1, 1220681), (7, 174383), (11, 110971), (77, 15853), (83, 14707), (191, 6391), (581, 2101), (913, 1337)]