55710221

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{569}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 65007360

約数和(自身を除く): 9297139

約数列:

[1, 7, 71, 197, 497, 569, 1379, 3983, 13987, 40399, 97909, 112093, 282793, 784651, 7958603, 55710221]

約数ペア:

[(1, 55710221), (7, 7958603), (71, 784651), (197, 282793), (497, 112093), (569, 97909), (1379, 40399), (3983, 13987)]