220942799

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{77551}}^1$

素因数の和:77606

約数の個数: 16

約数和(自身を含む): 282909696

約数和(自身を除く): 61966897

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 77551, 542857, 853061, 2869387, 5971427, 20085709, 31563257, 220942799]

約数ペア:

[(1, 220942799), (7, 31563257), (11, 20085709), (37, 5971427), (77, 2869387), (259, 853061), (407, 542857), (2849, 77551)]