28508788217

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1590271}}^1$

素因数の和:1590488

約数の個数: 16

約数和(自身を含む): 35265871872

約数和(自身を除く): 6757083655

約数列:

[1, 7, 13, 91, 197, 1379, 2561, 17927, 1590271, 11131897, 20673523, 144714661, 313283387, 2192983709, 4072684031, 28508788217]

約数ペア:

[(1, 28508788217), (7, 4072684031), (13, 2192983709), (91, 313283387), (197, 144714661), (1379, 20673523), (2561, 11131897), (17927, 1590271)]