1979093809

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{249539}}^1$

素因数の和:249660

約数の個数: 16

約数和(自身を含む): 2491407360

約数和(自身を除く): 512313551

約数列:

[1, 7, 11, 77, 103, 721, 1133, 7931, 249539, 1746773, 2744929, 19214503, 25702517, 179917619, 282727687, 1979093809]

約数ペア:

[(1, 1979093809), (7, 282727687), (11, 179917619), (77, 25702517), (103, 19214503), (721, 2744929), (1133, 1746773), (7931, 249539)]