669951988

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{643}}^1\times {\mathrm{2579}}^1$

素因数の和:3327

約数の個数: 24

約数和(自身を含む): 1186325280

約数和(自身を除く): 516373292

約数列:

[1, 2, 4, 101, 202, 404, 643, 1286, 2572, 2579, 5158, 10316, 64943, 129886, 259772, 260479, 520958, 1041916, 1658297, 3316594, 6633188, 167487997, 334975994, 669951988]

約数ペア:

[(1, 669951988), (2, 334975994), (4, 167487997), (101, 6633188), (202, 3316594), (404, 1658297), (643, 1041916), (1286, 520958), (2572, 260479), (2579, 259772), (5158, 129886), (10316, 64943)]