247813486

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1\times {\mathrm{1471}}^1$

素因数の和:2247

約数の個数: 16

約数和(自身を含む): 375395328

約数和(自身を除く): 127581842

約数列:

[1, 2, 131, 262, 643, 1286, 1471, 2942, 84233, 168466, 192701, 385402, 945853, 1891706, 123906743, 247813486]

約数ペア:

[(1, 247813486), (2, 123906743), (131, 1891706), (262, 945853), (643, 385402), (1286, 192701), (1471, 168466), (2942, 84233)]