7981138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15773}}^1$

素因数の和:15809

約数の個数: 16

約数和(自身を含む): 13628736

約数和(自身を除く): 5647598

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 15773, 31546, 173503, 347006, 362779, 725558, 3990569, 7981138]

約数ペア:

[(1, 7981138), (2, 3990569), (11, 725558), (22, 362779), (23, 347006), (46, 173503), (253, 31546), (506, 15773)]