128664613

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{16223}}^1$

素因数の和:16344

約数の個数: 16

約数和(自身を含む): 161980416

約数和(自身を除く): 33315803

約数列:

[1, 7, 11, 77, 103, 721, 1133, 7931, 16223, 113561, 178453, 1249171, 1670969, 11696783, 18380659, 128664613]

約数ペア:

[(1, 128664613), (7, 18380659), (11, 11696783), (77, 1670969), (103, 1249171), (721, 178453), (1133, 113561), (7931, 16223)]