2897961

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:792

約数の個数: 16

約数和(自身を含む): 4252608

約数和(自身を除く): 1354647

約数列:

[1, 3, 11, 33, 137, 411, 641, 1507, 1923, 4521, 7051, 21153, 87817, 263451, 965987, 2897961]

約数ペア:

[(1, 2897961), (3, 965987), (11, 263451), (33, 87817), (137, 21153), (411, 7051), (641, 4521), (1507, 1923)]