215687087

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{727}}^1\times {\mathrm{3853}}^1$

素因数の和:4598

約数の個数: 16

約数和(自身を含む): 269348352

約数和(自身を除く): 53661265

約数列:

[1, 7, 11, 77, 727, 3853, 5089, 7997, 26971, 42383, 55979, 296681, 2801131, 19607917, 30812441, 215687087]

約数ペア:

[(1, 215687087), (7, 30812441), (11, 19607917), (77, 2801131), (727, 296681), (3853, 55979), (5089, 42383), (7997, 26971)]