7137875521

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{16631}}^1$

素因数の和:17125

約数の個数: 24

約数和(自身を含む): 8759741760

約数和(自身を除く): 1621866239

約数列:

[1, 7, 19, 49, 133, 461, 931, 3227, 8759, 16631, 22589, 61313, 116417, 315989, 429191, 814919, 2211923, 7666891, 15483461, 53668237, 145670929, 375677659, 1019696503, 7137875521]

約数ペア:

[(1, 7137875521), (7, 1019696503), (19, 375677659), (49, 145670929), (133, 53668237), (461, 15483461), (931, 7666891), (3227, 2211923), (8759, 814919), (16631, 429191), (22589, 315989), (61313, 116417)]