80739841

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28621}}^1$

素因数の和:28672

約数の個数: 16

約数和(自身を含む): 102581248

約数和(自身を除く): 21841407

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 28621, 200347, 372073, 887251, 2604511, 6210757, 11534263, 80739841]

約数ペア:

[(1, 80739841), (7, 11534263), (13, 6210757), (31, 2604511), (91, 887251), (217, 372073), (403, 200347), (2821, 28621)]