219574261

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1\times {\mathrm{947}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 243264384

約数和(自身を除く): 23690123

約数列:

[1, 17, 23, 391, 593, 947, 10081, 13639, 16099, 21781, 231863, 370277, 561571, 9546707, 12916133, 219574261]

約数ペア:

[(1, 219574261), (17, 12916133), (23, 9546707), (391, 561571), (593, 370277), (947, 231863), (10081, 21781), (13639, 16099)]