86985388

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{10321}}^1$

素因数の和:10382

約数の個数: 36

約数和(自身を含む): 181213032

約数和(自身を除く): 94227644

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 10321, 20642, 41284, 72247, 144494, 288988, 443803, 505729, 887606, 1011458, 1775212, 2022916, 3106621, 6213242, 12426484, 21746347, 43492694, 86985388]

約数ペア:

[(1, 86985388), (2, 43492694), (4, 21746347), (7, 12426484), (14, 6213242), (28, 3106621), (43, 2022916), (49, 1775212), (86, 1011458), (98, 887606), (172, 505729), (196, 443803), (301, 288988), (602, 144494), (1204, 72247), (2107, 41284), (4214, 20642), (8428, 10321)]