7987329

素因数分解:

$3^4\times 7^1\times {\mathrm{14087}}^1$

素因数の和:14106

約数の個数: 20

約数和(自身を含む): 13637184

約数和(自身を除く): 5649855

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 14087, 42261, 98609, 126783, 295827, 380349, 887481, 1141047, 2662443, 7987329]

約数ペア:

[(1, 7987329), (3, 2662443), (7, 1141047), (9, 887481), (21, 380349), (27, 295827), (63, 126783), (81, 98609), (189, 42261), (567, 14087)]