81727129

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3929}}^1$

素因数の和:4032

約数の個数: 16

約数和(自身を含む): 93565440

約数和(自身を除く): 11838311

約数列:

[1, 11, 31, 61, 341, 671, 1891, 3929, 20801, 43219, 121799, 239669, 1339789, 2636359, 7429739, 81727129]

約数ペア:

[(1, 81727129), (11, 7429739), (31, 2636359), (61, 1339789), (341, 239669), (671, 121799), (1891, 43219), (3929, 20801)]