128650753

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{72643}}^1$

素因数の和:72684

約数の個数: 16

約数和(自身を含む): 167371776

約数和(自身を除く): 38721023

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 72643, 508501, 799073, 1670789, 5593511, 11695523, 18378679, 128650753]

約数ペア:

[(1, 128650753), (7, 18378679), (11, 11695523), (23, 5593511), (77, 1670789), (161, 799073), (253, 508501), (1771, 72643)]