12147443

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 15934464

約数和(自身を除く): 3787021

約数列:

[1, 7, 11, 31, 49, 77, 217, 341, 539, 727, 1519, 2387, 5089, 7997, 16709, 22537, 35623, 55979, 157759, 247907, 391853, 1104313, 1735349, 12147443]

約数ペア:

[(1, 12147443), (7, 1735349), (11, 1104313), (31, 391853), (49, 247907), (77, 157759), (217, 55979), (341, 35623), (539, 22537), (727, 16709), (1519, 7997), (2387, 5089)]