12740321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 14905728

約数和(自身を除く): 2165407

約数列:

[1, 11, 23, 37, 253, 407, 851, 1361, 9361, 14971, 31303, 50357, 344333, 553927, 1158211, 12740321]

約数ペア:

[(1, 12740321), (11, 1158211), (23, 553927), (37, 344333), (253, 50357), (407, 31303), (851, 14971), (1361, 9361)]